A 19th-century book in one of Harvard's libraries is bound in human skin.
Etched into the most ancient radiation that pervades the entire universe and created at the dawn of time, gravitational waves have been directly observed for the first time, potentially transforming our view on the universe. Continue reading →
The blooming of the lily provides a mathematical surprise, showing that poets had it right all along.
A mouse genetically engineered to age faster is tweaked to experience reverse aging.