3I/ATLAS Mystery: Why Harvard Scientist Fears Humanity Is Unprepared For Alien Invasion

Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

3I/ATLAS was just a comet – but could we have defended ourselves if it was aliens?

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...