On Earth, deep-sea vents may have given rise to the planet’s first life. But nothing of the sort seems to be happening at the ...
Harvard's Avi Loeb says a rare sun alignment on 22 January could prove interstellar visitor 3I/ATLAS is an alien spaceship.
Deep beneath the surface of distant exoplanets known as super-Earths, oceans of molten rock may be doing something ...
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