Familiar risks to human existence such as nuclear weapons and climate change were cited by the scientists, along with new ...

Russian Foreign Ministry Spokeswoman Maria Zakharova commented on the allegations that Russian Ambassador to Moldova Oleg Ozerov would not be able to present his credentials "as long as Russia had suc ...

The Bulletin of the Atomic Scientists moved its Doomsday Clock closer to catastrophe, setting it at 85 seconds to midnight, ...

The "Doomsday Clock" is a metaphor for how close humanity is to self-annihilation.

A Russian drone strike killed three people and wounded two more aboard a passenger train in Ukraine's northeastern Kharkiv ...

Here’s everything to know about Russia’s tenuous relationship to the Olympics.

The number of deaths, injuries and missing is approaching a grim milestone after nearly four years of fighting.

Some experts have expressed skepticism about both Trump's description of the weapon and whether it even exists.

Midnight represents the moment at which people will have made Earth uninhabitable.

Atomic scientists set their "Doomsday Clock" on Tuesday closer than ever to midnight, citing aggressive behavior by nuclear ...