For decades, the search for extraterrestrial intelligence has focused on subtle whispers in the cosmic noise, the faint, orderly patterns that might betray a distant civilization. A new line of ...

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

Humans should look to planetary alignments outside of the solar system when searching for signatures of extraterrestrial communications, scientists say. The nascent search for radio transmissions from ...