Every card credits its source
Open the feed Get the app

Brain food, not brain rot.

Open the feed Get the app How it works Support

Cards starting with G

1,125 cards. Page 4 of 19.

  1. Garnets are not just red gemstones; they are sophisticated geological recorders of Earth's history.While often associated with deep red jewelry, garnets are a diverse group of silicate minerals used for everything from industrial abrasives to high-tech laser components. Beyond …
  2. Garoua: The Benue River port that transformed from a trading hub into a regional powerhouseLying on the banks of the Benue River, Garoua has evolved from a 19th-century river port into the bustling capital of Cameroon’s North Region. Today, this city of 900,000 people s…
  3. Garret Hobart was the rare vice president who acted as an assistant presidentBefore the 25th Amendment, a vice presidential vacancy remained unfilled. When Garret Hobart died in 1899, the office sat empty for the remainder of William McKinley's term. Yet, …
  4. Garry Kasparov was named after an American president his father admiredGarry Kasparov says his first name honours Harry S. Truman, whom his father respected for standing up to communism. It was an unusual name in the Soviet Union. The boy who carried…
  5. Garter snakes can be venomous and poisonous at the same timeGarter snakes of genus Thamnophis range from central Canada to Costa Rica across roughly thirty-seven species and fifty-two subspecies. Early-2000s work showed they make mild neur…
  6. Garth Brooks fled Nashville in a day, then outsold ElvisOn his first trip to Nashville, armed with a lawyer's contact list and borrowed credit cards, Garth Brooks lasted less than 24 hours before heading home to Oklahoma. He went back,…
  7. Garuda Indonesia's first plane was bought with money raised by the people of AcehDuring Indonesia's fight for independence, merchants and residents of Aceh raised 120,000 Malayan dollars to buy a Douglas DC-3 nicknamed Gold Mountain. That aircraft flew the fir…
  8. Gary Becker proved that everything from marriage to crime follows the laws of economics.Before Gary Becker, economics was strictly about business cycles, inflation, and trade. Becker shattered these boundaries, applying rational economic frameworks to the most intima…
  9. Gary Cooper's famous stiff walk came from a botched cure for a hip injuryAt 15, Frank Cooper hurt his hip in a car crash, and a doctor prescribed horseback riding on the family ranch. The therapy left him with an off-kilter gait and a tilted seat in th…
  10. Gary Holt: The thrash metal architect who keeps the Exodus legacy aliveAs the only member to appear on every Exodus album, Gary Holt is a pillar of thrash metal. Beyond his decades of riff-writing, he transitioned into a permanent role with Slayer, b…
  11. Gary Kildall invented the modern personal computer, but history remembers him as a footnote.Before Microsoft dominated, Gary Kildall created CP/M, the operating system that pioneered the personal computer revolution. He invented the BIOS, enabling software to run across …
  12. Gary Locke: The American diplomat who became a viral icon of humble public serviceAs the first Chinese American governor and ambassador to China, Gary Locke broke significant political barriers. Yet, his most enduring global image was not a policy achievement, …
  13. Gary Sinise’s 1992 adaptation of a literary classic remains a masterclass in period detail.When Gary Sinise brought John Steinbeck’s 1937 novella to the screen in 1992, he aimed for historical authenticity by consulting Depression-era photography. Despite critical accla…
  14. Gary Speed: The Premier League pioneer who transformed the fortunes of Welsh footballA consummate professional and record-breaking midfielder, Gary Speed played 535 Premier League matches and captained Wales with distinction. Beyond his longevity as a player, his …
  15. Gary Sweet's first starring role was playing Don Bradman in BodylineIn 1984 Adelaide-raised actor Gary Sweet landed his first lead, as the batting great Donald Bradman in Bodyline, a miniseries about the bitter 1932–33 Test series between England …
  16. Gas giants are mostly not gas, and they have no surfaceThe phrase gas giant was coined in 1952 by the science fiction writer James Blish, and it stuck despite being misleading. Deep inside Jupiter or Saturn the pressure is so great th…
  17. Gas lasers transformed light into a tool for industry, medicine, and scientific discovery.Before laser diodes became ubiquitous, gas lasers pioneered the ability to convert electrical energy into coherent light. From the first continuous-light beam in 1960 to the high-…
  18. Gaslighting took its name from a Victorian stage thriller about flickering lampsIn a 1938 London play, a husband searching the attic for jewels makes the house lamps dim, then tells his wife she is imagining it. That plot gave English a word for bending someo…
  19. Gaslit reclaims the Watergate scandal through the eyes of those on its peripheryThe Watergate scandal is often remembered through the lens of powerful men, but the limited series Gaslit shifts the focus. By centering on figures like Martha Mitchell and the ov…
  20. Gasoline, electricity, or biofuels: which fuel will drive our future?While gasoline has historically powered most vehicles, new alternatives are emerging. This video compares four distinct energy sources to determine which is most sustainable and a…
  21. Gaspard Monge solved a week-long fortress problem with drawings in two daysMilitary engineers at Mézières expected a fortification calculation to take a week. Gaspard Monge, a merchant's son barred from the officer school because he was not noble, handed…
  22. Gastown's tavern grew into Canada's diversified Pacific portVancouver, British Columbia's largest city, counted 662,248 residents in 2021 within a 2.6-million metro. Some 49.3% are non-native English speakers and 54.5% identify as visible …
  23. Gastritis is inflammation of the stomach lining, but why does it happen and persist?Gastritis is inflammation of the stomach lining, often triggered by infections or chemical irritants. While frequently temporary and mild, it can become chronic, leading to compli…
  24. Gastroenterology grew from ancient gut lore to lighted tubesNamed from Greek words for belly, intestine, and study, this specialty treats the digestive tube and its organs. Egyptian physicians already catalogued gut disease; by 1805 Philip…
  25. Gastropods twist 180 degrees—and outnumber every animal class but insectsSnails and slugs form class Gastropoda, a mollusk lineage whose living roster is pegged somewhere between sixty-five and eighty thousand species—second only to insects. Fossils re…
  26. Gates left daily Microsoft work for giant-scale philanthropyBill Gates, born 28 October 1955 in Seattle, co-pioneered microcomputer software with Paul Allen after Lakeside School tinkering. He later stepped back from Microsoft to run the B…
  27. Gatineau is a city defined by a name that was once a complete mythGatineau is Canada's most bilingual city, sitting directly across from Ottawa. While its name now graces a major urban center, the origin of the moniker is shrouded in mystery. On…
  28. Gauguin left the Paris Bourse for Tahiti's saturated colorEugène Henri Paul Gauguin, 7 June 1848 to 8 May 1903, quit a booming stockbroker career after the 1882 crash and remade Post-Impressionist and Symbolist painting with Breton, Mart…
  29. Gaulish: The Lost Celtic Language That Once Echoed Across Ancient EuropeBefore Roman expansion, a vibrant Celtic language dominated the continent from France to Asia Minor. Known as Gaulish, this ancient tongue left behind mysterious inscriptions and …
  30. Gauss beat Cooley and Tukey to the fast Fourier transform by 160 yearsA bricklayer's son from Brunswick, Carl Friedrich Gauss devised the fast Fourier transform, named non-Euclidean geometry and co-built an electromagnetic telegraph, yet let much of…
  31. Gauss proved curvature can be felt from inside a surfaceA Riemannian manifold carries smoothly varying inner products on tangent spaces so distance, angle, length, volume, and curvature make sense. Euclidean space, spheres, hyperbolic …
  32. Gaussian elimination turns matrices into staircases of zerosRow operations—swap two rows, scale a row, or add a multiple of one row to another—systematically clear entries beneath pivots. Named for Carl Friedrich Gauss, the algorithm solve…
  33. Gautam Gambhir top-scored in two World Cup final wins, then coached IndiaGautam Gambhir hit 75 off 54 balls in the 2007 World Twenty20 final and 97 off 122 in the 2011 World Cup final, both India victories. The left-handed opener later became India's h…
  34. Gautama Maharishi: The Sage Whose Life Spans Hindu Epics and Ancient Philosophical DebatesGautama Maharishi is a central figure in Hindu tradition, appearing across the Vedas, the Ramayana, and the Mahabharata. Often remembered for the dramatic curse he placed upon his…
  35. Gauteng: The tiny South African province that powers a continent's economyCovering just 1.5% of South Africa's land, Gauteng is the nation's smallest province, yet it generates a staggering third of the country's GDP. As the financial heartbeat of the r…
  36. Gavdos is the southernmost point of Europe, a remote island with a complex history.Located 26 nautical miles south of Crete, Gavdos is Europe's southernmost island. Once a thriving community of 8,000, it has transformed from a Neolithic settlement and a site of …
  37. Gay-Lussac rode a hydrogen balloon over 7 kilometres up to sample the skyIn 1804 Joseph Louis Gay-Lussac floated alone to 7,016 metres in a hydrogen balloon, collecting air to see whether the atmosphere changes with height. The same chemist named iodin…
  38. Gazelles can burst near one hundred kilometres an hourThese small antelopes of Gazella, Eudorcas, and Nanger live mostly across African deserts, grasslands, and savannas, with ranges into southwest and central Asia and India. Some sp…
  39. Gazipur is the industrial engine of Bangladesh, but at a heavy environmental cost.Located just 25 kilometers from Dhaka, Gazipur serves as the primary hub for the nation's massive textile industry, hosting three-quarters of all garment factories. While this ind…
  40. Gdańsk entered the record as Gyddanyzc the year Adalbert baptized itPoland's sixth-largest city and chief Baltic port anchors the Tricity with Gdynia and Sopot—about 1.5 million people together. Saint Adalbert's vita, written in 999, places urbs G…
  41. GDP per person in Argentina is at a record highAt $14,898 in 2025, GDP per person in Argentina is the highest in World Bank data going back to 1960.
  42. GDP per person in Argentina, 1960 to 2025GDP per person in Argentina rose from $778 in 1960 to $14,898 in 2025, according to World Bank data.
  43. GDP per person in Australia passed $50,000GDP per person in Australia passed $50,000 in 2010. The latest value, for 2025, is $65,130.
  44. GDP per person in Australia, 1960 to 2025GDP per person in Australia rose from $1,813 in 1960 to $65,130 in 2025, according to World Bank data.
  45. GDP per person in Brazil passed $10,000GDP per person in Brazil passed $10,000 in 2023. The latest value, for 2025, is $10,713.
  46. GDP per person in Brazil, 1960 to 2025GDP per person in Brazil rose from $235 in 1960 to $10,713 in 2025, according to World Bank data.
  47. GDP per person in Canada passed $50,000GDP per person in Canada passed $50,000 in 2021. The latest value, for 2025, is $55,698.
  48. GDP per person in Canada, 1960 to 2025GDP per person in Canada rose from $2,265 in 1960 to $55,698 in 2025, according to World Bank data.
  49. GDP per person in Chile is at a record highAt $17,995 in 2025, GDP per person in Chile is the highest in World Bank data going back to 1960.
  50. GDP per person in Chile, 1960 to 2025GDP per person in Chile rose from $516 in 1960 to $17,995 in 2025, according to World Bank data.
  51. GDP per person in China is at a record highAt $13,862 in 2025, GDP per person in China is the highest in World Bank data going back to 1960.
  52. GDP per person in China, 1960 to 2025GDP per person in China rose from $90 in 1960 to $13,862 in 2025, according to World Bank data.
  53. GDP per person in Egypt passed $2,500GDP per person in Egypt passed $2,500 in 2019. The latest value, for 2025, is $3,086.
  54. GDP per person in Egypt, 1960 to 2025GDP per person in Egypt rose from $156 in 1960 to $3,086 in 2025, according to World Bank data.
  55. GDP per person in France is at a record highAt $48,986 in 2025, GDP per person in France is the highest in World Bank data going back to 1960.
  56. GDP per person in France, 1960 to 2025GDP per person in France rose from $1,307 in 1960 to $48,986 in 2025, according to World Bank data.
  57. GDP per person in Germany is at a record highAt $60,496 in 2025, GDP per person in Germany is the highest in World Bank data going back to 1960.
  58. GDP per person in Germany, 1960 to 2025GDP per person in Germany rose from $1,162 in 1960 to $60,496 in 2025, according to World Bank data.
  59. GDP per person in India is at a record highAt $2,702 in 2025, GDP per person in India is the highest in World Bank data going back to 1960.
  60. GDP per person in India, 1960 to 2025GDP per person in India rose from $85 in 1960 to $2,702 in 2025, according to World Bank data.