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Photograph by Michael Garlick, CC BY-SA 2.0, via Wikimedia Commons. https://delvewire.com/infrastructure/super-dense-crush-load 2026-10-03 monthly 0.8 https://delvewire.com/images/mumbai-local-passengers-at-doors-2006.jpg Super Dense Crush Load Commuters hanging from the open doors of a Kalyan-bound Mumbai suburban train in August 2006. Photograph by Everhard van Eimeren, CC BY-SA 4.0, via Wikimedia Commons. https://delvewire.com/markets/ship-to-mouth 2026-10-02 monthly 0.8 https://delvewire.com/images/punjab-wheat-before-harvest.jpg Ship to Mouth Ripe wheat in Punjab before the harvest. Photograph by Harvinder Chandigarh, CC BY-SA 4.0, via Wikimedia Commons. https://delvewire.com/politics/stay-the-hand-of-vengeance 2026-10-01 monthly 0.8 https://delvewire.com/images/nuremberg-defendants-dock.jpg Stay the Hand of Vengeance The defendants' dock at the International Military Tribunal in Nuremberg, with Hermann Goering in the front row nearest the guards. US Army photograph, National Archives and Records Administration, public domain, via Wikimedia Commons. https://delvewire.com/global-affairs/peace-for-our-time 2026-09-30 monthly 0.8 https://delvewire.com/images/chamberlain-heston-1938.jpg Peace for Our Time Neville Chamberlain holds up the Anglo-German declaration to the crowd at Heston Aerodrome on his return from Munich, 30 September 1938. Photograph by a Ministry of Information official photographer, Imperial War Museums D 2239, public domain, via Wikimedia Commons. https://delvewire.com/society/sixteen-marble-metres 2026-09-29 monthly 0.8 https://delvewire.com/images/marble-metre-rue-de-vaugirard.jpg Sixteen Marble Metres One of the marble standard metres installed in Paris in 1796 and 1797, at 36 rue de Vaugirard, with the plaque explaining it. Photograph by Sina.ahm, CC BY-SA 4.0, via Wikimedia Commons. https://delvewire.com/health/if-you-use-penicillin-use-enough 2026-09-28 monthly 0.8 https://delvewire.com/images/alexander-fleming-laboratory-wartime.jpg If You Use Penicillin, Use Enough Alexander Fleming at work in his laboratory at St Mary's Hospital, London, during the Second World War. Photograph by a Ministry of Information Photo Division photographer, Imperial War Museums D 17801, public domain, via Wikimedia Commons. https://delvewire.com/infrastructure/loco-motive-or-movable-engines 2026-09-27 monthly 0.8 https://delvewire.com/images/skerne-bridge-darlington-1825.jpg Loco-motive or Movable Engines The Stockton and Darlington Railway's bridge over the River Skerne at Darlington, sketched in August 1825, a month before the line opened, the only known image of it as built. Watercolour by the Revd John Skinner, British Library, public domain, via Wikimedia Commons. https://delvewire.com/technology/a-funny-feeling-in-my-gut 2026-09-26 monthly 0.8 https://delvewire.com/images/stanislav-petrov-dresden-2013.jpg A Funny Feeling in My Gut Stanislav Petrov, second from left, holding up the Dresden Peace Prize at the Semperoper in February 2013. Photograph by Z thomas, CC BY-SA 3.0, via Wikimedia Commons. https://delvewire.com/global-affairs/equal-liberty-of-access 2026-09-25 monthly 0.8 https://delvewire.com/images/barentsburg-lenin-bust.jpg Equal Liberty of Access The bust of Lenin in Barentsburg, the Russian coal-mining settlement on Svalbard, in June 2013. Photograph by Keith Ruffles, CC BY 3.0, via Wikimedia Commons. https://delvewire.com/climate/desirable-and-inevitable 2026-09-24 monthly 0.8 https://delvewire.com/images/moynaq-ship-graveyard-2008.jpg Desirable and Inevitable Derelict fishing ships on the dried bed of the Aral Sea at Moynaq, Uzbekistan, photographed in April 2008. Photograph by Arian Zwegers, CC BY 2.0, via Wikimedia Commons. https://delvewire.com/markets/failed-them-utterly 2026-09-23 monthly 0.8 https://delvewire.com/images/federal-reserve-bank-of-new-york-liberty-street.jpg Failed Them Utterly The Federal Reserve Bank of New York at 33 Liberty Street in Manhattan, where the fourteen firms met on 22 and 23 September 1998. 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The bank opened in 1917 and went out of business on 30 June that year. National Archives photograph, public domain, via Wikimedia Commons. https://delvewire.com/society/one-thousand-and-twenty-four 2026-09-17 monthly 0.8 https://delvewire.com/images/lalbazar-kolkata.jpg One Thousand and Twenty Four Lal Bazar, the headquarters of the Kolkata Police, where the first fingerprint bureau in the world was established in 1897. Photograph by P. K. Niyogi, public domain, via Wikimedia Commons. https://delvewire.com/global-affairs/the-grace-period 2026-09-16 monthly 0.8 https://delvewire.com/images/ozone-hole-2024.jpg The Grace Period NASA visualisation of the Antarctic ozone hole in 2024. Image by NASA's Scientific Visualization Studio, public domain, via Wikimedia Commons. https://delvewire.com/climate/bread-from-air 2026-09-15 monthly 0.8 https://delvewire.com/images/urea-plant.jpg Bread From Air A methane to ammonia to urea process plant at the Urea Fertilizer Factory Limited, photographed in March 2015. Photograph by Mar11, CC BY-SA 4.0, via Wikimedia Commons. https://delvewire.com/health/no-longer-gage 2026-09-14 monthly 0.8 https://delvewire.com/images/gage-skull-countway.jpg No Longer Gage Phineas Gage's skull, disassembled, at the Warren Anatomical Museum held by the Countway Library at Harvard Medical School. Photograph by That Coptic Guy, CC BY 4.0, via Wikimedia Commons. https://delvewire.com/infrastructure/fifty-billion-tonnes 2026-09-13 monthly 0.8 https://delvewire.com/images/sand-mining-barge.jpg Fifty Billion Tonnes A sand mining barge on the Kuala Langat river in Selangor, Malaysia, loaded with river sand, in March 2023. 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Photograph by Carl Lender, CC BY 2.0, via Wikimedia Commons. https://delvewire.com/markets/were-you-to-do-so 2026-09-10 monthly 0.8 https://delvewire.com/images/canary-wharf-2009.jpg Were You To Do So Canary Wharf in June 2009, with 25 Canada Square, 1 Canada Square, the HSBC tower and One Churchill Place. Photograph by David Jones, CC BY 2.0, via Wikimedia Commons. https://delvewire.com/society/first-actual-case 2026-09-09 monthly 0.8 https://delvewire.com/images/first-computer-bug-1947.jpg First Actual Case The page from the Mark II operations log for 9 September 1947, with the moth still taped to it beside the entry recording relay 70, panel F. Photograph courtesy of the Naval Surface Warfare Center, Dahlgren, Virginia, public domain, via Wikimedia Commons. https://delvewire.com/global-affairs/not-presently-sufficient 2026-09-08 monthly 0.8 https://delvewire.com/images/acheson-signing-1951.jpg Not Presently Sufficient United States Secretary of State Dean Acheson signing the Treaty of Peace with Japan at the War Memorial Opera House in San Francisco on 8 September 1951, with the delegation name boards on their stands. Photograph by the US Department of State, public domain, via Wikimedia Commons. https://delvewire.com/climate/forty-eight-point-eight 2026-09-07 monthly 0.8 https://delvewire.com/images/little-barford-2019.jpg Forty-Eight Point Eight Little Barford power station in Bedfordshire, photographed on 22 August 2019, thirteen days after three of its units tripped in the space of eighty four seconds. Photograph by David Howard, Geograph Britain and Ireland, CC BY-SA 2.0, via Wikimedia Commons. https://delvewire.com/health/the-sealed-envelopes 2026-09-06 monthly 0.8 https://delvewire.com/images/sanatorium-patients-1926.jpg The Sealed Envelopes Patients photographed outside the Cohn-Barnard Sanitarium at Martinsville, Indiana, around 1926. Bed rest in a sanatorium was still the standard treatment for tuberculosis two decades later, and it was the control arm of the 1948 trial. Wellcome Collection, CC BY 4.0, via Wikimedia Commons. https://delvewire.com/infrastructure/ninety-eight-words 2026-09-05 monthly 0.8 https://delvewire.com/images/atlantic-cable-fleet-1866.jpg Ninety-Eight Words The Atlantic telegraph cable fleet assembled at Berehaven on the south west coast of Ireland in 1866, with the Great Eastern at the centre. Watercolour by Robert Charles Dudley, who sailed with the expedition. Metropolitan Museum of Art, CC0. https://delvewire.com/politics/a-dead-letter 2026-09-04 monthly 0.8 https://delvewire.com/images/draft-constitution-1948-emergency.jpg A Dead Letter Draft article 279 of the Constitution of India as printed in the Gazette of India Extraordinary of 26 February 1948, with the marginal note describing it as the suspension of the provisions of article 13 during emergencies. Government of India, public domain, via Wikimedia Commons. https://delvewire.com/technology/the-law-enforcement-access-field 2026-09-03 monthly 0.8 https://delvewire.com/images/fips-185-cover-1994.jpg The Law Enforcement Access Field The cover of Federal Information Processing Standards Publication 185, the Escrowed Encryption Standard, issued by the US Department of Commerce on 9 February 1994. National Institute of Standards and Technology, public domain. https://delvewire.com/markets/conveyance-or-transfer 2026-09-02 monthly 0.8 https://delvewire.com/images/voc-share-1606.jpg Conveyance or Transfer The oldest known share certificate, issued by the Enkhuizen chamber of the Dutch East India Company on 9 September 1606 to Pieter Harmensz, alongside the running account of payments made against it. Westfries Archief, Hoorn, public domain, via Wikimedia Commons. https://delvewire.com/society/the-telegraph-operators-keyboard 2026-09-01 monthly 0.8 https://delvewire.com/images/sholes-glidden-1872-engraving.jpg The Telegraph Operators' Keyboard The Sholes and Glidden Type-Writer in the engraving that ran on the front page of Scientific American on 10 August 1872, showing the keytops clearly enough to reconstruct the layout. Engraving by Ten Eyck, public domain, via Wikimedia Commons. https://delvewire.com/global-affairs/the-concurring-votes 2026-08-31 monthly 0.8 https://delvewire.com/images/dumbarton-oaks-delegates-1944.jpg The Concurring Votes Delegates to the Washington conversations on international organisation at Dumbarton Oaks, August 1944, where the voting question was left unsettled. Photograph by Schutz Group Photographers, Library of Congress, public domain, via Wikimedia Commons. https://delvewire.com/climate/three-interruptions 2026-08-30 monthly 0.8 https://delvewire.com/images/keeling-chin-mauna-loa-1997.jpg Three Interruptions Charles David Keeling, left, and John Chin of NOAA outside the Mauna Loa Observatory in November 1997, beside the plaque naming the building after Keeling. Photograph by John Miller, NOAA, public domain, via Wikimedia Commons. https://delvewire.com/health/a-man-of-his-age 2026-08-29 monthly 0.8 https://delvewire.com/images/yalta-conference-february-1945.jpg A Man of His Age Winston Churchill, Franklin Roosevelt and Joseph Stalin seated in the courtyard of the Livadia Palace at Yalta on 9 February 1945. Photograph from the Army Signal Corps Collection in the US National Archives, public domain, via Wikimedia Commons. https://delvewire.com/infrastructure/where-he-intends-to-load 2026-08-28 monthly 0.8 https://delvewire.com/images/plimsoll-crew-1890.jpg Where He Intends to Load Samuel Plimsoll, seated at the centre with his wife behind him, photographed in 1890 with the crew of a Mediterranean cargo steamer. Photographer unknown, public domain, via Wikimedia Commons. https://delvewire.com/technology/one-in-seven 2026-08-27 monthly 0.8 https://delvewire.com/images/vax-11-780-computer-history-museum.jpg One in Seven Digital VAX 11/750 and VAX 11/780 processors of the kind that ran the Berkeley Unix the worm attacked, preserved on museum display and photographed in 2007. Photograph by Carlo Nardone, CC BY-SA 2.0, via Wikimedia Commons. https://delvewire.com/markets/suspended-temporarily 2026-08-26 monthly 0.8 https://delvewire.com/images/fort-knox-gold-vault-postcard.jpg Suspended Temporarily The United States Bullion Depository at Fort Knox, Kentucky, on a linen postcard printed between about 1930 and 1945. Tichnor Brothers Collection, Boston Public Library, public domain, via Wikimedia Commons. https://delvewire.com/politics/what-a-president-is-for 2026-08-25 monthly 0.8 https://delvewire.com/images/rashtrapati-bhavan-forecourt.jpg What a President Is For Rashtrapati Bhavan seen across the forecourt in New Delhi, December 2008. Photograph by ampersandyslexia, CC BY-SA 2.0, via Wikimedia Commons. https://delvewire.com/society/who-we-actually-studied 2026-08-24 monthly 0.8 https://delvewire.com/images/muller-lyer-brentano-1892.jpg Who We Actually Studied The two arrangements of the Müller-Lyer figure as printed by Franz Brentano in his paper Über ein optisches Paradoxon in the Zeitschrift für Psychologie und Physiologie der Sinnesorgane, volume 3, 1892. The vertical lines are the same length in both. Public domain, via Wikimedia Commons. https://delvewire.com/health/the-elephant-problem 2026-08-23 monthly 0.8 https://delvewire.com/images/african-elephant-herd-addo.jpg The Elephant Problem A herd of African bush elephants, Loxodonta africana, at a waterhole in Addo Elephant National Park, Eastern Cape, South Africa, in December 2018. Photograph by Bernard Dupont, CC BY-SA 2.0, via Wikimedia Commons. https://delvewire.com/markets/what-the-fishermen-got 2026-08-22 monthly 0.8 https://delvewire.com/images/brixham-trawler-bm218.jpg What the Fishermen Got The beam trawler BM 218 alongside the quay in Brixham harbour, Devon, in September 2017, with fish boxes stacked on the dock behind. Photograph by Partonez, CC BY-SA 4.0, via Wikimedia Commons. https://delvewire.com/politics/universal-with-conditions 2026-08-21 monthly 0.8 https://delvewire.com/images/landsgemeinde-appenzell-1966.jpg Universal, With Conditions Men voting by a show of hands at the open air Landsgemeinde in Appenzell, Switzerland, on 24 April 1966. Photograph by P. Gugelmann, ETH-Bibliothek Zurich Bildarchiv, CC BY-SA 4.0, via Wikimedia Commons. https://delvewire.com/society/unanswered-amelia-earharts-last-morning 2026-08-20 monthly 0.8 https://delvewire.com/images/amelia-earhart-electra-1937.jpg Unanswered: Amelia Earhart's Last Morning Amelia Earhart under the nose of her Lockheed Model 10-E Electra, registration NR16020, photographed around March 1937 before the round the world attempt. Photograph by Underwood and Underwood, National Air and Space Museum, public domain, via Wikimedia Commons. https://delvewire.com/infrastructure/fifty-eight-boxes-out-of-newark 2026-08-19 monthly 0.8 https://delvewire.com/images/sea-land-container-cam-ranh-bay-1968.jpg Fifty-Eight Boxes Out of Newark A Paceco Portainer gantry crane lifts a Sea-Land container off the deck of the Oakland Freighter at Cam Ranh Bay, 16 December 1968. Photo by SP5 Ronald Delaurier for the US Army, National Archives 111-CCV-154-CC54146, public domain, via Wikimedia Commons. https://delvewire.com/infrastructure/four-feet-eight-and-a-half 2026-08-18 monthly 0.8 https://delvewire.com/images/break-of-gauge-gloucester-1846.jpg Four Feet Eight and a Half: The Cart Track the World Still Runs On Porters transferring luggage between a broad gauge and a narrow gauge train at Gloucester, where the two systems met. Engraving by J. H. Townshend published in the Illustrated London News on 6 June 1846, public domain, via Wikimedia Commons. https://delvewire.com/technology/what-area-51-was-hiding 2026-08-17 monthly 0.8 https://delvewire.com/images/a12-oxcart-groom-lake-1962.jpg The Base That Was Not There: What Area 51 Was Actually Hiding A Lockheed A-12 Oxcart, article 60-6924, climbing away from Groom Lake during one of its first test flights on 26 April 1962, flown by Lockheed test pilot Louis Schalk. Photo by the Central Intelligence Agency, public domain, via Wikimedia Commons. https://delvewire.com/infrastructure/built-on-the-last-one 2026-08-16 monthly 0.8 https://delvewire.com/images/temple-antoninus-faustina-rome.jpg Built on the Last One: Why No City Is Ever Really Rebuilt The Temple of Antoninus and Faustina in the Roman Forum, built in 141 AD and later converted into the church of San Lorenzo in Miranda. The church doorway sits high above the excavated Roman floor, at the ground level of the century that installed it. Photo by Carole Raddato, CC BY-SA 2.0, via Wikimedia Commons. https://delvewire.com/politics/tryst-with-destiny 2026-08-15 monthly 0.8 https://delvewire.com/images/constituent-assembly-pledge-1947.jpg Tryst With Destiny: The Half of the Speech Nobody Quotes Members of the Constituent Assembly of India, Jawaharlal Nehru among them, reading the pledge during the midnight session of 14 and 15 August 1947. Unknown author, from the Nehru Memorial Museum and Library, public domain, via Wikimedia Commons. https://delvewire.com/global-affairs/g7-g20-nato-un-brics-what-they-actually-are 2026-08-14 monthly 0.8 https://delvewire.com/images/united-nations-hq.jpg G7, G20, NATO, the UN, BRICS, ASEAN: What They Actually Are, and Whether They Matter Horizon206, CC0, via Wikimedia Commons https://delvewire.com/technology/man-will-never-fly-the-century-that-proved-it-wrong 2026-08-13 monthly 0.8 https://delvewire.com/images/wright-first-flight-1903.jpg Man Will Never Fly: How One Century Proved Every 'Impossible' Wrong The first powered, controlled flight, Kitty Hawk, North Carolina, 17 December 1903. Photograph by John T. Daniels. Public domain, via Wikimedia Commons. https://delvewire.com/politics/loud-is-not-the-same-as-many 2026-08-12 monthly 0.8 https://delvewire.com/images/polling-station-ballot-boxes.jpg Loud Is Not the Same as Many: What the 2020s Elections Actually Did Ballot boxes and voting booths set up for early voting in a shopping centre in Kopavogur, Iceland, during the 2017 parliamentary election. Photograph by Jabbi, CC0, via Wikimedia Commons. https://delvewire.com/health/black-death-plague-never-left 2026-08-11 monthly 0.8 https://delvewire.com/images/black-death-tournai-burial-1353.jpg The Plague Never Left: How the Black Death Is Still Killing People Today The people of Tournai bury victims of the Black Death. Miniature by Pierart dou Tielt, c. 1353. Public domain, via Wikimedia Commons. https://delvewire.com/climate/paris-agreement-optional-promise 2026-08-10 monthly 0.8 https://delvewire.com/images/paris-agreement-signing-2016.jpg The Paris Agreement: How the World's Biggest Climate Promise Became Optional U.S. Secretary of State John Kerry, holding his granddaughter, signs the Paris Agreement on Earth Day, 22 April 2016, at the UN General Assembly Hall in New York. U.S. Department of State photo, public domain. https://delvewire.com/infrastructure/built-to-impress-skyscrapers-as-development 2026-08-09 monthly 0.8 https://delvewire.com/images/home-insurance-building-chicago-1885.jpg Built to Impress: How the Skyscraper Became Every Nation's Proof It Had Arrived The Home Insurance Building, Chicago, designed by William Le Baron Jenney, widely credited as the world's first skyscraper. Photograph circa 1920s, Chicago Architectural Photographing Company. Public domain, via the Library of Congress and Wikimedia Commons. https://delvewire.com/politics/born-to-rule-origins-of-politics 2026-08-08 monthly 0.8 https://delvewire.com/images/standard-of-ur-peace-court.jpg Born to Rule: Why Every Civilization Invented Politics on Its Own The "Peace" side of the Standard of Ur, c. 2600 BCE, showing a ruler seated at a banquet receiving tribute and entertainment. British Museum. Photo by LeastCommonAncestor, CC BY-SA 3.0, via Wikimedia Commons. https://delvewire.com/global-affairs/capitalists-vs-communists-the-cold-war-in-quick 2026-08-07 monthly 0.8 https://delvewire.com/images/berlin-wall-fall-1989.jpg Capitalists vs Communists: The Cold War, in Quick Fall of the Berlin Wall, November 1989 (Vietinghoff, CC0), via Wikimedia Commons https://delvewire.com/society/the-day-humans-invented-ownership 2026-08-06 monthly 0.8 https://delvewire.com/images/uruk-barley-account-tablet.jpg The Day Humans Invented Ownership: Why Anything Can Belong to Anyone A Sumerian clay tablet recording an administrative account of barley distribution, stamped with a cylinder seal showing a figure with hunting dogs and boars. Metropolitan Museum of Art, CC0, via Wikimedia Commons. https://delvewire.com/technology/the-bulb-that-never-went-out 2026-08-05 monthly 0.8 https://delvewire.com/images/centennial-light-livermore.jpg The Bulb That Never Went Out: What a 1925 Cartel Actually Proves The Centennial Light hanging in Fire Station 6 in Livermore, California, photographed in April 2001. It has been burning since 1901. Photograph by Rjaerial, CC BY-SA 4.0, via Wikimedia Commons. https://delvewire.com/infrastructure/ancient-drainage-better-than-modern-cities 2026-08-04 monthly 0.8 https://delvewire.com/images/mohenjo-daro-drainage.jpg Buried Genius: Why Some Ancient Cities Drained Better Than Ours Do A covered brick drainage channel at Mohenjo-daro, the Bronze Age Indus Valley city, roughly 4,500 years old. Photo by Quratulain, CC BY-SA 3.0, via Wikimedia Commons. https://delvewire.com/global-affairs/sixty-thousand-people-crossed-into-ceuta 2026-08-03 monthly 0.8 https://delvewire.com/images/ceuta-border-fence.jpg Sixty Thousand People Crossed Into Ceuta: Europe's Only Land Border With Africa The border fence at Ceuta running down the shoreline and out into the sea on a breakwater, with Moroccan territory beyond. Photograph by Mario Sanchez Bueno, CC BY-SA 2.0, via Wikimedia Commons. https://delvewire.com/global-affairs/desert-storm-the-first-war-watched-live 2026-08-02 monthly 0.8 https://delvewire.com/images/basra-kuwait-highway-1991.jpg Desert Storm: The First War the World Watched Live, and What the Cameras Missed The Basra to Kuwait highway on 26 February 1991, clogged with vehicles abandoned during the Iraqi retreat from Kuwait City. Photograph by PHC Holmes, United States Navy, public domain, via Wikimedia Commons. https://delvewire.com/politics/why-communism-took-root-in-the-east 2026-08-01 monthly 0.8 https://delvewire.com/images/petrograd-demonstration-1917.jpg Marx Picked the Wrong Countries: Why Revolution Came East and Reform Came West A postcard of the political demonstration on the Nevsky Prospect in Petrograd on 18 June 1917. The large banner reads Peace to the whole world, all power to the people, all land to the people. Photographer unknown, Boris Souvarine Papers, Kathryn and Shelby Cullom Davis Library, no known copyright restrictions, via Wikimedia Commons. https://delvewire.com/technology/the-space-race-was-a-missile-programme 2026-07-31 monthly 0.8 https://delvewire.com/images/bumper-8-cape-canaveral-1950.jpg One Giant Leap: How a Cold War Missile Programme Reached the Moon Bumper 8 lifting off from Cape Canaveral on 24 July 1950, the first rocket launched from the site. The lower stage is a captured German V-2. NASA photograph, public domain, via Wikimedia Commons. https://delvewire.com/climate/are-coastal-cities-really-going-under 2026-07-30 monthly 0.8 https://delvewire.com/images/muir-glacier-1893.jpg Melting Glaciers: What the Ice Is Actually Doing, and Whether the Cities Drown The ice front of Muir Glacier in Glacier Bay, Alaska, photographed in 1893. As recently as the mid-1980s it was still calving icebergs from a wall of ice ninety metres high. Photograph by William Downie, public domain, via Wikimedia Commons. https://delvewire.com/society/why-we-speak-7000-languages 2026-07-29 monthly 0.8 https://delvewire.com/images/voyager-golden-record-mounting-1977.jpg The Question Linguists Banned: Where Language Came From, and Why There Are 7,000 The Voyager Golden Record being mounted on the Voyager spacecraft at Kennedy Space Center in 1977. The disc carries spoken greetings in fifty-five languages. NASA photograph, public domain, via Wikimedia Commons. https://delvewire.com/markets/why-tech-bubbles-keep-happening 2026-07-28 monthly 0.8 https://delvewire.com/images/turner-rain-steam-and-speed-1844.jpg Why Tech Bubbles Keep Happening J. M. W. Turner, "Rain, Steam and Speed: The Great Western Railway", 1844, painted as Britain's railway mania was getting going. National Gallery, London. Public domain, via Wikimedia Commons. https://delvewire.com/climate/what-built-the-himalayas-and-the-alps 2026-07-27 monthly 0.8 https://delvewire.com/images/matterhorn-north-face.jpg What Built the Himalayas and the Alps The north face of the Matterhorn. Everything above roughly 3,400 metres arrived on the African side of the collision. 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Museum Boijmans Van Beuningen, public domain, via Wikimedia Commons. https://delvewire.com/global-affairs/cuban-missile-crisis-thirteen-days 2026-07-24 monthly 0.8 https://delvewire.com/images/san-cristobal-mrbm-site-1962.jpg The Cuban Missile Crisis: What It Was, and How Close It Actually Came Briefing Board #07, the U-2 photograph of MRBM Field Launch Site No. 1 at San Cristobal, Cuba, taken 14 October 1962 and shown to President Kennedy two days later. US government photograph, public domain, via the National Archives. https://delvewire.com/society/why-people-still-think-earth-is-flat 2026-07-23 monthly 0.8 https://delvewire.com/images/orlando-ferguson-flat-earth-map-1893.jpg Why Some People Still Think the Earth Is Flat Orlando Ferguson's "Map of the Square and Stationary Earth", printed in Hot Springs, South Dakota, in 1893. 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Anonymous Portuguese cartographer, public domain, via Wikimedia Commons. https://delvewire.com/markets/rich-on-paper-net-worth 2026-07-16 monthly 0.8 https://delvewire.com/images/new-york-stock-exchange.jpg Rich on Paper: Why Net Worth Is Not the Money Someone Actually Has The New York Stock Exchange on Wall Street, where the Bloomberg index revalues the world's largest fortunes at the closing bell. Photo by Arild Vågen, CC BY-SA 4.0, via Wikimedia Commons. https://delvewire.com/global-affairs/nuclear-double-standard 2026-07-15 monthly 0.8 https://delvewire.com/images/crossroads-baker-1946.jpg Why the Countries That Have the Bomb Are the Ones Stopping Anyone Else From Getting It The 'Baker' underwater nuclear test at Bikini Atoll, part of the United States' Operation Crossroads in July 1946. United States Government, public domain, via Wikimedia Commons. https://delvewire.com/infrastructure/why-the-world-is-choosing-nuclear-again 2026-07-14 monthly 0.8 https://delvewire.com/images/chernobyl-reactor-4.jpg Why the World Is Choosing Nuclear Again, Despite Chernobyl and Fukushima Reactor 4 at Chernobyl, sealed inside its concrete sarcophagus. Photo by Mattias Hill, CC BY-SA 4.0, via Wikimedia Commons. https://delvewire.com/society/us-and-them-why-humans-invented-race 2026-07-13 monthly 0.8 https://delvewire.com/images/blue-marble-earth.jpg Us and Them: Why Humans Invented Race The Blue Marble, Earth seen from Apollo 17 in 1972. Photo by NASA, public domain, via Wikimedia Commons. https://delvewire.com/health/2020-days-since-2020 2026-07-12 monthly 0.8 https://delvewire.com/images/covid-sars-cov-2.jpg 2020 Days Since 2020 Colourised electron microscope image of SARS-CoV-2 particles. 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Wigmore's survey of the Australian ballot as adopted around the world, published in Boston in 1889 and stamped by the Library of Congress that February. Public domain, via Wikimedia Commons. https://delvewire.com/society/the-list-that-was-never-made 2026-06-30 monthly 0.8 https://delvewire.com/images/kew-gardens-austin-street.jpg The List That Was Never Made Lefferts Boulevard at Talbot Street in Kew Gardens, Queens, looking towards Austin Street, photographed in 2020. The apartment buildings whose windows the story turns on stand along this stretch. Photograph by Tdorante10, CC BY-SA 4.0, via Wikimedia Commons. https://delvewire.com/climate/below-one-hundred-and-eighty 2026-06-29 monthly 0.8 https://delvewire.com/images/nimbus-7-toms-october-1983.jpg Below One Hundred and Eighty Total ozone over the southern hemisphere on 1 October 1983, measured by the Total Ozone Mapping Spectrometer aboard Nimbus 7. The scale runs from 150 to 600 Dobson units. NASA, public domain, via Wikimedia Commons. https://delvewire.com/health/everything-the-licence-required 2026-06-28 monthly 0.8 https://delvewire.com/images/iron-lung-nurse.jpg Everything the Licence Required A nurse attending a child in an iron lung, photographed in Boston in the 1960s. Respiratory paralysis was what polio meant, and what the 1955 vaccine was licensed to prevent. City of Boston Archives, CC BY 2.0, via Wikimedia Commons. https://delvewire.com/infrastructure/six-hundred-variations 2026-06-27 monthly 0.8 https://delvewire.com/images/dc-firemen-baltimore-1904.jpg Six Hundred Variations Chief Belt, Marshal Bieber and the Washington firemen who went to Baltimore, photographed with their steam pumper in 1904. 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