Wealthy investors and tycoons are joining the ranks of doomsday preppers, planning elaborate post-apocalypse compounds and bunkers, or dystopian power grabs.

It may be tempting to use our nuclear warheads to save the planet from rogue space rocks instead of pointing them at each other, it would be a waste of perfectly good nukes.

Scientists and engineers are slowly but steadily preparing to protect us from an incoming comet or asteroid despite the media's coverage of their efforts as anything but organized.

Internet conspiracy theorists discover to slowest alien invasion of all time.

Can we destroy the world with nukes? It depends on who you ask and what kinds of warheads and damage they include in their calculations...

People hate dying in a cataclysm. But they also like the idea of living at the end of history as they know it.

Does Russia really house a former Soviet doomsday weapon designed to wipe out ever major city in the West should Moscow be obliterated?

Warp drives might not just be the fastest way to explore the universe. They might also be weapons of mass destruction on a stellar scale.

If they're not going to exterminate us, aliens might find themselves in charge of saving our species.

Sometimes you only know the impact of something when it's gone. Does that apply to humans as well?