Is artificial intelligence flight ready?

Astronomers might be hunting for alien signals in all the wrong places. A new ...

Researchers are zeroing in on more deliberate “narrow-band” alien signals, well outside the radio frequencies SETI has ...

In searches for past and present Martian life, some scientists say we’ve been too cautious to see what’s right in front of us ...

Looking ahead: Existing radio surveys may contain signals that were never recognized as potential technosignatures. New ...

Archived radio observations could open new frequencies to SETI while showing that past searches covered millions more stars than previously estimated.

Could intelligent alien civilizations really exist somewhere beyond Earth? As advanced telescopes continue discovering new potentially habitable worlds every year, that possibility seems more ...

Researchers have developed a DNA vacuum that can suck genetic traces from animals out of the air and reveal which animals ...

When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were pointing to a planet that orbits a star much like our own, in a region where ...

Ultra-weak ‘biophotons’ might be used to diagnose disease, or could even represent a new signalling mechanism in cells.