NASA and the European Space Agency plan to bring samples back from Mars. Could they harbor a type of life that scientists warn could trigger mass extinctions on Earth?

Negotiators at COP30 retreated from meaningful climate action by failing to specifically mention the need to stop using fossil fuels in the final conference documents published Saturday.

Risks of a serious crisis are rising. But for disaster response, the information environment has never been worse.

The Nuclear Regulatory Commission may soon loosen radiation exposure safety standards at nuclear plants and operations.

While Big Car kills many of us quickly, in deadly collisions, it is killing many more of us slowly, by polluting the ...

Despite being highly anticipated, the sudden change in public rhetoric about this year's Zapad strategic military exercise suggests that the Russia-Belarus relationship may be more complicated than it ...

Dr. Alex Hanna is Director of Research at the Distributed AI Research Institute (DAIR) and a lecturer in the School of Information at the University of California Berkeley. She is an outspoken critic ...

The tourists stopped to spread picnic blankets at a scenic point overlooking the picturesque lake of Lough Tay in Ireland’s Wicklow Mountains. But the four scientists trekked on, climbing toward the ...

Founded by scientists and engineers of the Manhattan Project in the wake of the atomic bombings of Hiroshima and Nagasaki, the Bulletin of the Atomic Scientists has been alerting humanity to the ...

Despite struggling to modernize outdated conventional forces with the current defense budget, India is investing in two new nuclear platforms. The first is the Arihant-class submarine fleet, the ...

“Humanity remains unacceptably close to nuclear annihilation. Now is the time to […] eliminate nuclear weapons from our world.” This recent post by UN Secretary General Antonio Guterres supports the ...

The Doomsday Clock is a design that warns the public about how close we are to destroying our world with dangerous technologies of our own making. It is a metaphor, a reminder of the perils we must ...