We could see robots working on NASA's Habitable Worlds Observatory out in space.

The latest hunt for alien signals in the TRAPPIST-1 planetary system has test-driven a new strategy that will allow astronomers to perform a more efficient, targeted search for technological ...

The hunt for intelligent life beyond Earth has quietly entered a more exacting phase, and one small, cool star has become a proving ground for how serious that search can be. TRAPPIST-1, a dim red ...

In this excerpt from his new book, John Gertz argues it’s time to ditch SETI’s old dogmas and rethink how we prepare for first contact. Reading time 6 minutes Editor’s note: The following is an ...

It is not at all a given that aliens are far away. Alien probes might be surveilling us closely right now from within our own solar system, deciding whether to open a channel of communication with ...