It was 40 years ago that two Japanese astronomers, Masaki Morimoto and Hisashi Hirabayashi, sent a radio signal towards a star called Altair, 16.7 light years away. Using a Stanford University ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

The findings of a new study may help "explain some of the radio silence we’ve seen in technosignature searches" for alien ...

A new SETI study suggests we may be overlooking alien signals not because they aren't there, but because their own stars are scrambling them before they escape into space. Turbulent plasma and ...