The first unmistakable sign of extraterrestrial technology may not arrive as a calm greeting. It may look more like a flare.

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

If advanced aliens lived on a planet within a few hundred to a thousand light years away from Earth, then vast numbers of their signals must already have crossed Earth without being noticed, a new ...

A recent SETI Institute study suggests that space weather could blur and weaken extraterrestrial radio signals long before ...

Add Yahoo as a preferred source to see more of our stories on Google. Turbulent star environments may broaden alien radio signals, making them harder for SETI to detect. (CREDIT: Shutterstock) Radio ...

Advanced aliens could be chatting with each other using light flashes in plain sight, similar to how fireflies communicate, according to a new study that could lead to new approaches in finding ...

In the search for extraterrestrial life, researchers have hinted at the idea that advanced alien civilizations may be communicating with each other using a series of flashing lights, similar to the ...

For over two decades, millions of people volunteered the computational capacity of their computers to help UC Berkeley scientists in their search for extraterrestrial intelligence (SETI). The goal of ...

A new scientific framework suggests that even if signals or physical traces from alien civilizations reached Earth, detecting ...