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Search results for: exoplanets

New evidence for early life on Earth

Chemical analyses of the oldest pieces of Earth suggest our planet was habitable 700m years before the date of the earliest fossil.

25 September 2018Research

How can you tell if that ET story is real?

A team of international researchers, led by scientists from St Andrews and the SETI Institute, have redefined the alien detection scale.

24 July 2018Research