Aristotle believed the planets revolved around Earth and God could not have created other worlds. Today, scientists scour the ...

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 ...

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 ...

A press conference in Washington discusses supposed alien activity -- an increasingly common topic in the US capital - Copyright AFP ANDREW CABALLERO-REYNOLDS A press ...