Tag Archives: history

Ancient trick to calculate ANY square root

An ancient formula is astoundingly accurate. Why didn’t we learn this in school? 0:00 history 2:32 calculations 7:22 sqrt 2 10:19 intuition Babylonian tablet YBC 7289 https://en.wikipedia.org/wiki/YBC_7289 https://commons.wikimedia.org/wiki/Fi… https://commons.wikimedia.org/wiki/Fi… Babylonian numerals https://en.wikipedia.org/wiki/Babylon… https://commons.wikimedia.org/wiki/Fi… Josell7, CC BY-SA 4.0 https://creativecommons.org/licenses/… via Wikimedia … Continue reading

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How Dinosaur Extinction Gave Us Fruit

Follow us over to the PBS App or PBS.org to watch Walking with Dinosaurs! https://to.pbs.org/WalkingWithDinosaurs One of the most surprising effects of the cascade of changes that played out in the wake of dinosaur extinction may have been the evolution … Continue reading

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Co-op | The Peace Village – Wahat al-Salam – Neve Shalom

For more than 100 years, co-operatives have been great advocates for and builders of peace and at a time when the world and our communities at home are becoming more divided places, never has co-operation been needed more. Co-operatives build … Continue reading

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Ethiopian girl reportedly guarded by lions

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Jamaican Tainos Survival | Indigenous Arawakan Tribe

Long before Jamaica’s transition to independence, before the British’s claimed their land, before the importation of African slave labor after the Spanish invaded their territory, before the resistance and uprising of the maroons, and before colonialism, the island was inhabited … Continue reading

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Is It Time We All Stopped Pretending Salford ISN’T Manchester?

  Ever wondered why Salford and Manchester aren’t the same city? Or why Manchester is so much more dominant than Salford? Or why Salford itself feels unlike any other city in Britain? A surprising number of people don’t realise that … Continue reading

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Beethoven’s extraordinary Boogie-Woogie from 1822 (100 years early!)

Beethoven wrote his 32nd and final sonata Op 111 in 1822. He was 51 years old. With it, he completed an extraordinary and unbroken sequence of masterpieces, dating back to his early sonatas Op 2 of 1795. Nevertheless, Beethoven declared, … Continue reading

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Afro Machi | The smallest country on mainland Africa: The Gambia

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Charlie Chaplin on Fascism

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Mangueira | 👑 Tem que ser de fé, tem que ter raiz… Evelyn Bastos {👑 It has to be of faith, it has to have roots… Evelyn Bastos}

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