New model will help find Earth-like Exoplanets
Newly categorised 'eggshell planets' have ultra-thin crusts too thin to sustain tectonics and will be hostile to life, says new research.
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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.
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.