Mass extinctions, cosmic disasters and Robin Hanson’s “great filter” theory suggest every civilization faces near-impossible ...

"Where is everybody?" That famous phrase, uttered over lunch by eminent physicist Enrico Fermi, perfectly encapsulated what has since become known as the Fermi paradox: If life happened here on Earth ...

In our quest to understand our place in the cosmos, two important concepts often emerge: the Fermi Paradox and the Drake Equation. The Fermi Paradox underscores a contradiction between the high ...

What if the reason we haven’t met aliens… is because they’ve all been wiped out? This theory, known as the Great Filter, points to inevitable collapse. But from an astrological view, it could signal a ...

My feeling is that any species sufficiently advanced to attain interstellar travel would rub us out like a pesky rodent infestation, if they even recognized us as equals at all. Click to expand ...

That's basically the "Dark Forest" theory in the Three Body Problem series. Any sufficiently advanced civilization has the power to completely wipe out another civilization, so they basically have to ...