It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

NASA’s search for life beyond Earth is no longer a distant dream but a coordinated campaign that now stretches from Martian ...

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

Throughout December, the SETI Institute appeared across leading science and media outlets, reflecting the SETI Institute’s continued leadership in research and public engagement.

Scientists have assembled a catalogue of more than 2,000 stars that could be supporting alien life. Researchers behind the ...

NASA has selected advanced technologies to power a future space telescope designed to image Earth-like planets and search ...

Historically, many scientists and society have been fascinated by the prospect of making contact with extraterrestrial ...

Venus is the hardest planet in the solar system to explore. The surface is lethal, and the atmosphere blocks our view from ...

Science fiction writer and futurist Arthur C. Clarke once said, “Two possibilities exist: either we are alone in the universe or we are not. Both are equally terrifying.” And perhaps that fear is what ...

A new study referencing a past NASA Cassini observation found the presence of 'slushy tunnels' in Saturn's largest moon Titan ...