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

Live Science spoke with Rob Dunn, an applied ecologist and author of the book "The Call of the Honeyguide," about "mutualism" — how different species team up for their mutual benefit — and how humans ...

Theoretically, it’s impossible for us to perceive a 4D creature. That is, unless it broke into our three-dimensional reality.

Assuming intelligent aliens know how to harvest energy from stars, would humanity be able to spot these high-level structures?

Answers to some of those questions could finally become public after President Trump's call last week for the release of files related to UFOs or any "alien and extraterrestrial life." Mr. Trump ...

When we imagine alien life, we picture monsters, insects, or tentacles—but what if the most realistic aliens are human-like? Evolution tends to solve the same problems with similar designs, and ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...

Add Yahoo as a preferred source to see more of our stories on Google. Steven Spielberg poses with the animatronic puppet from ET at Carlo Rambaldi’s studio in April 1982 - Mark Sennet/Getty Images ...

Social by nature, humans interact in multiple ways—through voice, vision and touch. Reflecting these humanistic qualities, robotic capabilities are improving, and as such, human-robot interaction will ...

The truth is out there — and late President George H.W. Bush apparently knew it — telling a federal official that an alien made contact with humans at a secretive New Mexico air base in 1964, ...