Humans

What If Life On Earth Didn't Start On Earth?

Oumuamua marks the first time humans have seen a visitor pass through our corner of the universe — renewing discussions of the origins of life, says astrophysicist Adam Frank.

Science's Journey From Data To Truth

There's more to the scientific method than what you learn in high school: Scientists argue with each other, too, and the participation of nature — whose say is absolute — is key, says Adam Frank.