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This was largely a philosophical question until 2005, when a surgical team in France performed the first partial face transplant.
9mins
Kids are more anxious and depressed than ever. Is identity politics to blame?
Leading a scientific revolution is easy: you just have to succeed where the current theory fails while equaling its successes. Good luck!
When Mongol traders came knocking, Sultan Muhammad II shaved off their beards. Three years later, his whole empire was annihilated.
Most of us only ever see a fraction of a full rainbow: an arc. But optically, a full rainbow makes a complete circle. Physics explains why.
Awe-inspiring moments can be found in our daily lives, and they have surprising benefits for our health and sense of well-being.
Climate and ecological changes, as well as disruptions to the food chain, were already killing off the dinosaurs.
Scientists are finding tumor signals in spit that could be key to developing diagnostic tests for various types of cancer.
You know that ghostly feeling that someone is nearby even though nobody is? It could be a trick of neural timing.
8mins
Experimental neuroscientist Patrick McNamara on how we can harness spiritual experiences to explore alternate realities in our minds, and transform our models of the self.
The next solar eclipse to occur over heavily populated areas is on April 8, 2024. For a spectacular show; here's where the best views are!
Modern robotics are creating a kind of cultural paradox, where the best religion is the one that eventually involves no humans at all.
A new AI lie detector can dive into their hidden thoughts and reveal “what language models truly believe about the world.”