Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.

Alien technology or a natural comet? The post Scientists Announce Results After Scanning 3I/ATLAS for Alien Signals appeared ...

A dedicated scan for signs of radio-transmitting technology in interstellar comet 3I/ATLAS has come back with absolute ...

The unusual specimen raised eyebrows because it appeared capable of causing levitation. An official investigation has not ...

Scientists have found further evidence of possible biosignature gases on the nearby exoplanet K2-18b, strengthening the case that it could support alien life. Here on Earth, DMS is produced primarily ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

An ocean world that's teeming with microbes — and who knows what other kinds of life — is currently the best explanation for some chemical signatures that the James Webb Space Telescope has spotted in ...

A Pentagon study released Friday that examined reported sightings of UFOs over nearly the last century found no evidence of aliens or extraterrestrial intelligence, a conclusion consistent with past U ...