A detailed study of rocks on the Red Planet has revealed intricate patterns resembling leopard spots – “the clearest sign of life we’ve ever found on Mars,” according to NASA’s acting administrator Se

We’ve had a few false alarms before – including fossilised microbes and signs of carbon dioxide production in Martian rocks – but NASA has now cautiously suggested it’s found signs that life once exis

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From strange lights in the sky to rocks that spontaneously glide across the ground, the mysteries scientists are trying to finally crack

TRAPPIST-1 is a red dwarf star located about ...