Astronomers Observe Spacetime Whirlpool for the First Time
Explore Einstein’s general theory of relativity comes with a lot of consequences that can best be described as…
What Made Horses Rideable
Explore When humans began to charge across plains and mountains on the sleek backs of horses, it changed…
Culture Overtakes Genes in Human Evolution
Explore From epic poetry to game shows, from Stone Age axes to spaceflight, humans have the most complex…