On February 29, 1504, Columbus tricked Jamaicans using knowledge of an upcoming lunar eclipse.
Leap Day: The Story Behind This Quirky Calendar Event, Five Weird Facts About Leap Years and the messy math of Leap Years.
Leap Day: The Story Behind This Quirky Calendar Event, Five Weird Facts About Leap Years and the messy math of Leap Years.
Gallery of sexist vintage ads.
A 5,000-year-old Egyptian dress is the oldest woven garment on record.
ICYMI, Friday's links are here, and include fashion advice from a 1980s Stasi (East German secret police) disguise seminar, the accidental invention of the microwave, the next generation of Boston Dynamics’ Atlas robot, and a super slow motion video on the chemistry of matches.
