Has life existed beyond Earth?

When the NASA Mars rover Perseverance touches down on the surface of Mars on February 18, it will arrive in Jezero Crater, which preserves evidence of a time when rivers flowed on Mars.

Spotting alien life: How 'microfossils' can fool scientists

Earth's oldest fossils may be billions of years old—although such claims are highly controversial. These kinds of discoveries usually start with finding what appear to be preserved outlines of microscopic lifeforms that ...

A new view of fossils: The behavior of ancient life forms

A new book by researchers at Oregon State University uses the snapshot-in-time miracle of amber to offer a pioneering viewpoint on all types of animal and plant fossils - not just what ancient life forms looked like, but ...

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