Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Did scientists just find Aliens?

Tests conducted with tardigrades suggest that there is something in Martian dirt that dramatically reduces biological ...

Imagine walking into a job interview and the person across the desk literally can't look you in the eye because your face has ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

What is the most important step that humanity must take to avoid extinction? According to the late physicist Stephen Hawking, the answer lies far beyo.

Mars may already possess a built-in defense against contamination from Earth. Experiments using simulated Martian soil show that some compounds in the regolith can damage or inhibit microscopic ...

An intriguing religious issue is raised by an odd space-age colloquy in mid-February between Barack Obama and Donald Trump. Out of the blue, political podcaster Brian Tyler Cohen asked Obama, “Are ...

Life's capacity to survive in simulated lunar and Martian soils has been explored in two papers published in Scientific ...

We may be missing alien radio signals because they have become smeared beyond the narrowband detectors that SETI utilizes, a new study suggests.

"Life might actually survive being ejected from one planet and moving to another." ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...