The intelligence services of two NATO countries believe that Russia is developing a new type of anti-satellite weapon meant to target space-based ‘satellite internet constellation’ systems like SpaceX ...

From tanks to stealth jets and warships, Russia’s “superweapons” promised dominance but delivered disappointment. Here is how ambitious programs unraveled when tested beyond parades and press releases ...

After the New START treaty expires in February, there will be no cap on the number of US and Russian nuclear weapons - but ...

National security officials say Russia is developing a nuclear, space-based weapon designed to take out virtually every ...

Two NATO-nation intelligence services suspect Russia is developing a new anti-satellite weapon to target Elon Musk's Starlink constellation with destructive orbiting clouds of shrapnel, with the aim ...

The United States’ impending resumption of nuclear testing after more than three decades is being touted by President Donald Trump as a method to challenge adversaries. Nuclear experts question the ...

A chance for the U.S. to nudge China and Russia toward a deal on nuclear weapons.

A Russian intercontinental ballistic missile (ICBM) fired from an underground silo on the country’s southern steppe Friday on a scheduled test to deliver a dummy warhead to a remote impact zone nearly ...