A new line of research proposes that the first clear signs of extraterrestrial intelligence may not come from distant stars, ...

The Donald Trump administration has released numerous files about reported UFO sightings as well as bizarre claims and ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

Grain-sized remnants of alien technology may get caught in solar wind and land on plants and moons close to us ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

Buzz Aldrin is quoted as having made three observations, one of which was of something with a "sizeable dimension." ...