The Unforgiving Math That Stops Epidemics
Quanta
How time travel functions in popular movies and books – not the time machines, but how it affects the characters’ timelines. With appearances by Planet of the Apes, Harry Potter, Back to the Future, Groundhog Day, and more.
Baba Brinkman explores what is perhaps the greatest mystery and challenge to our understanding -- our own, human, consciousness. In rap.
Two black holes, each about 30 times as massive as our sun orbited each other for millions of years. An instant before they collided they sent a gravitational shiver across the universe. LIGO scientist Amber L. Stuver explains. Animation by Eoin Duffy.
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