Agency says molecule only produced on Earth by life may be present on exoplanet 120 light years away, along with molecules suggesting presence of water

Funded by a crypto mogul, the Israel-born Harvard professor says a meteor that exploded off the coast of Papua New Guinea may be the first interstellar object found by humanity

In his book 'The Zoologist's Guide to the Galaxy,' released last month, Arik Kershenbaum argues that using earthly evolutionary biology is the best way to picture interstellar life