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 ...

TRAPPIST-1 is a red dwarf star located about 40 light years away that hosts seven Earth-sized rocky planets, with at least three orbiting in the habitable zone where liquid water could potentially ...

Intelligent alien life has remained elusive despite decades of searching the skies, but new technologies and ideas are ...

Nestled between mountains in a secluded corner of West Virginia, a giant awakens: the Green Bank Telescope begins its nightly vigil, scanning the cosmos for secrets. If intelligent life exists beyond ...

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 ...

MIT astrobiologists have an ambitious new plan to expand the search for life -- but they could expand it too far. Share on Facebook (opens in a new window) Share on X (opens in a new window) Share on ...

Launch Pad 39A at NASA's Kennedy Space Center in Florida witnessed another pivotal moment in the history of space exploration on Monday, October 14, when a SpaceX Falcon Heavy rocket launched what is ...

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 ...