Learn more about the study that links some physical and mental health issues to our awareness of global challenges.

We genuinely hope Iran’s rulers react seriously to President Donald Trump’s letter urging them to come to a rapid agreement ...

Scientists in the United States have made significant achievements for the development of a practical nuclear clock. A team of researchers, led by JILA and NIST Fellow and University of Colorado ...

UCLA physicists have developed a new thin film that uses far less of the rare thorium-229 while also being significantly less ...

President Donald Trump claimed that nuclear weapons, and not climate change, is the most dangerous threat to humanity ...

The Jan. 28 announcement comes at a time humanity is facing a new nuclear arms race and battling an unpredictable climate change. The clock was set at nine minutes before midnight when it was ...

A thorium nuclear clock resides at the JILA laboratory in Colorado. Gerginov, dressed casually in a short-sleeve plaid shirt and sneakers, spoke of the instrument with an air of pride. He had ...

The Doomsday Clock is a metaphor that represents how close humanity is to self-destruction, due to nuclear weapons and climate change. The clock hands are set by the Bulletin of the Atomic Scientists, ...