Recent scans of interstellar visitor 3I/ATLAS by the Green Bank Telescope show no radio signals, yet astronomers argue it is ...

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for ...

Hints of ancient microbes in Martian rocks and a revived theory about our cosmic ancestry are forcing scientists to rethink ...

Machine learning is quietly rewriting the rules of the cosmic hunt for company. Instead of waiting to recognize familiar ...

The goal should be a new golden rule linking the search for life elsewhere to the spread of life beyond the bounds of Earth.

Harvard Professor Avi Loeb suggests the interstellar object 3I/ATLAS could be an alien probe. Explore the 'anti-tail' mystery ...

Sci-fi wouldn't be the same without suspended animation aka cryosleep. But how close are we to making this idea a reality?

It can be hard to understand Elon Musk’s reality—especially as he appears to be on track to become the world’s first ...

The genre of science fiction has a lot to say about sleep. Here are 11 great stories, from TV, film and books.

New experiments suggest RNA, life’s essential molecule, could have formed naturally on early Earth and even arrived from ...

"How do you get to Mars when the launch vehicle is not necessarily going to Mars?" ...