Former NASA astronaut Winston Scott said he believes intelligent alien life exists, but cautioned that military conflict in ...

Caltech President Ray Jayawardhana studies planets beyond our solar system in the search for alien life. But he now faces ...

We're still in the definition phase of the Habitable Worlds Observatory (HWO), but it seems like every week a new research group comes out with a paper helping to shape what is becoming one of the ...

A veteran NASA astronaut has revealed how he knows there is intelligent life in outer space, and issued a dark warning about ...

On planet Earth, our 'secondary atmosphere' has been with us for billions of years and its chemical balance reflects the ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of biology because they are often produced by living microbes. However, ...

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Laura holds a Master's in Experimental Neuroscience and a Bachelor's in Biology from Imperial College London. Her areas of ...

Earth already contains organisms that survive conditions humans could never endure. Alien life, if it exists, may force ...

A computer model tested whether the layout of tiny pores in rock could make lifeless chemistry complex enough to look like a ...