Astronomers propose finding alien civilizations by searching for unusually cold stars that could be surrounded by Dyson swarms—energy-harvesting structures first proposed by Freeman Dyson.

Aliens: "Sorry, you're cutting out!" The post Something May Be Scrambling Alien Messages, NASA-Funded Research Finds appeared ...

Welcome to Mamdaniville, where octogenarian veterans are pushed onto train tracks by demented illegal alien career criminals.

For four decades, many SETI experiments have focused on finding sharp spikes in frequency but the new study says signals may not stay narrow as they travel away from their home system.

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

Scientists are scrambling to explain why interstellar visitor 3I/ATLAS is carrying life's chemical building blocks at concentrations never before seen, and it makes its final pass through our cosmic n ...

Is Obama's belief in aliens the perfect marketing for Spielberg's latest?

Humans often imagine extraterrestrial life as biological creatures similar to animals or people. However, some scientists ...

In a talk at South by Southwest, Steven Spielberg revealed his own thoughts about the existence of space aliens while discussing his upcoming "Disclosure Day." ...

Solar winds near aliens’ homes – and ours – might be blowing away signs of alien technosignatures by broadening signals The ...