If you believe the world’s leading physicists, the vast majority of matter in the universe is hiding in plain sight. For nearly a century, evidence has mounted that the gravitational pull necessary to keep clusters of galaxies intact, as well as stars within galaxies from flying apart, requires far more matter than we can see—matter, [...]
Nearly every culture throughout history has used chemicals that alter consciousness for spiritual exploration. In the 20th century, these drugs caught the attention of scientists. Psychedelics, as they were named, proved effective at treating intractable illnesses like depression and addiction. And they became a tool for studying the mind, opening “the doors of perception,” as [...]
Join this year’s Turing Prize winner Yann LeCun and other pioneers in artificial intelligence for a no-nonsense discussion of whether a truly intelligent machine can be created—and, if so, how and when. The "thinking machines" that Alan Turing postulated in 1950 have already vaulted beyond us in specific arenas like chess, Go, and Jeopardy. But [...]