Crystals hidden in Australia’s oldest rocks have revealed new clues about how Earth and the Moon formed. The study suggests ...
Today I explore Bamyan — one of Afghanistan’s most historic and breathtaking regions — from the ruins of the giant Buddhas and the cliffside caves to the ancient citadel of “the City of Screams.” I ...
Ancient Indian scholar Aryabhatta revolutionized understanding of the cosmos, emphasizing observation and calculation over ...
Mathematicians rely on numbers, but finding words to explain different levels of certainty has stymied everyone from the ...