The fundamental nature of living things challenges assumptions that physicists have held for centuries.

There are roughly 2.5 million known species on the planet, but scientists estimate that's only a fraction of the biodiversity on Earth. A new study shows we're finding new species like never before.

Whenever he got stuck, I answered his questions, drawing either on my own programming knowledge or on A.I. He finished a rudimentary version of the game in about an hour. In the following weeks, with ...