Posted inCulture, Science

How the Nocturnal Works: the Device that allowed Sailors to tell Time in the Dark (Video)

A nocturnal is a device used to determine local time based on the relative positions of two or more stars in the night sky. Sometimes called a horologium nocturnum (nighttime timepiece) or nocturlabe (in French and occasionally used by English writers), this tool is related to the astrolabe and sundial. Typically constructed of materials like […]

Posted inAncient Rome, Culture, Middle Ages

When the Codex Overtook the Scroll as the Format for Books

Recently, following the article we published about the origins of the books in the Library of Alexandria, a somewhat finicky (and indeed quite mistaken) reader confronted us on a social media platform, asserting that those were not books but rather handwritten scrolls. What he evidently didn’t know is that scrolls are simply one form of […]

Posted inAntiquity, Culture

How the Karatepe bilingual inscription from the 8th century B.C. led to the decipherment of Anatolian hieroglyphs

Just as the Rosetta Stone was fundamental in the decipherment of Egyptian hieroglyphs, other writing systems followed a similar process, sometimes more rugged and convoluted. Some contributed in part to the decipherment of the Anatolian hieroglyphs, in a sort of curious domino effect. In 1694, the Cippi of Melqart, two pedestals bearing bilingual inscriptions, in […]

Posted inCulture

Abram Gannibal, the African slave who became a military engineer, general of the Russian army and great-grandfather of the writer Alexander Pushkin

There is an episode from the eighteenth century that in a way seems to come from a work of fiction: that of Abram Petrovich Gannibal, an African prince kidnapped by the Otmans but bought by a Russian ambassador who took him to his country, where, after a careful education, he reached high military and political […]

Posted inCulture, Science

The foundation researching how to avoid gravity, whose essay prize was won by Stephen Hawking and five Nobel laureates in physics

A boy who witness his sister drown in a Massachusetts river and comes to the conclusion that gravity is to blame for everything: she was unable to fight gravity, which came up and grabbed her like a dragon and carried her off, he wrote. As an adult, he studies at MIT (Massachusetts Institute of Technology), […]