Our galaxy and its nearest large companion, Andromeda, may be headed for a collision on a cosmic scale. What happens then?

"Getting married means having a lifelong partner to walk through every season of life with: the good, the hard and everything ...

Humans and machines can enhance each other’s strengths. by H. James Wilson and Paul R. Daugherty Artificial intelligence is becoming good at many “human” jobs—diagnosing disease, translating languages ...