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.

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?

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 ...

Karen McVeigh has been a senior news reporter for the Guardian since December 2006. Before that, she freelanced for the Times following a five-year stint as The Scotsman’s London correspondent ...

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

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

Bill Taber is a mathematician at NASA’s Jet Propulsion Laboratory in Pasadena, California. Over the last 42 years he has overseen and participated in the development of the ground software systems ...

Suzet McKinney is a former Bulletin Science and Security Board member. She is the principal and director of Life Sciences for Sterling Bay where she oversees relationships with the scientific, ...

Jeff Terry is a professor of physics at the Illinois Institute of Technology, where his main research focus is on energy systems. His group works to develop new ways of dealing with radioactive waste; ...

Nina Lakhani is a senior reporter for Guardian US.

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

Citizen activism and legislative pressures helped stop US nuclear weapon testing. They will be needed again to protect the ...