The third known visitor from another star system, 3I/ATLAS, has already delivered on one of the biggest promises in modern ...

Alien probes could be hiding among us in plain sight as we search for them in the wrong places. This is the theory of professor Alex Ellery of Carleton University who argues that if self-replicating ...

Imagine a silent, alien surveillance probe entering our solar system, an ancient construct watching us with indifferent eyes. Now, imagine the man suggesting this is not a science fiction novelist, ...

The prevailing consensus is that 3I/ATLAS behaves like a comet because it is, quite simply, a comet, albeit one with a passport from a distant star system. NASA's Europa Clipper spacecraft has even ...

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