A White House science advisor recently war-gamed with space agency heads worldwide to devise a planet-saving defense to an asteroid set to strike Earth - in a simulation.

President Trump has warned that “monster” nuclear weapons are the biggest threat to humanity and could easily “end the world” ...

The metaphorical clock measures how close humanity is to self-destruction, because of nuclear disaster, climate change, AI ...

Robert Zubrin, the planet’s leading strategist for landing humans on Mars, predicts SpaceX’s Starship will win the race to ...

War has never been good for anyone. It brings massive destruction, affecting several countries in countless ways. World War I ...

It’s a new day in Europe. Gone are the halcyon years of unshakeable American commitment to Europe’s defense against Russia.

A new exhibition in New York brings together a diverse collection of posters reflecting the opposing ideologies surrounding ...

A "DOOMSDAY vault" has received a new delivery of crop seeds to preserve forever if the Earth is wiped out by a nuclear war. The Svalbard Global Seed Vault is located 430 feet down, deep inside a ...

Amrith is a history professor at Yale and the author, most recently, of “The Burning Earth.” The unrelenting Russian war has poisoned ... advocate a world free of nuclear weapons, were finally ...