Category History

20 Amazing women in science and math

She wrote the world’s first computer program — in 1837. She discovered ancient sea monsters buried in her backyard. She cancelled the chemical tearing our ozone layer apart. You might not know their names or faces, but these pioneering women…

The True Story Of The Man In The Iron Mask

Even after his death, the government took great care to hide the identity of the Man in the Iron Mask. His clothes were promptly burned at dawn and his cell was immediately scraped and whitewashed. Wikimedia CommonsAn illustration of the Man…

Two New Ancient Species Of Cockroach Found Preserved In Amber

These 99 million-year-old discoveries represent “the only known dinosaur age cave survivors.” Lenka Podstrelená, Sendi et al. Gondwana Res 2020 (Copyright Elsevier 2020)The two species likely descended from a common ancestor, before the supercontinent of Gondwana drifted apart. An international…

Keeping Time: Leap Years and the Gregorian Calendar

February 29 only comes around once every 4 years in the Gregorian calendar. The Gregorian calendar is the calendar used by most of the world. Also called the “Christian calendar” or “Western calendar,” it is internationally accepted as a civil…