A Stanford scientist's model suggests many small rocky planets can't sustain atmospheres, potentially explaining the scarcity ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

As for those salt clouds, the salt is not table salt or even Pink Himalayan Rock Salt, though that would go splendidly with ...

There are "vast hidden magma systems" inside of Mars, scientists say – and it could have major implications for the search ...

The planets are extremely large, with TOI-791 b being about the same size as Jupiter, and TOI-791 c even larger. Yet, they ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

NASA's Perseverance rover has uncovered one of the most intriguing clues yet in humanity's search for life beyond Earth.

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

Is alien life really out there? For decades, humanity has looked at the night sky and asked the same question. Now, according ...

Do not shout ‘alien!’” Amid surge of public interest in UFOs or UAP, one group updated its rules for how news of ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...