In the News

Humanity’s First Nuclear Explosion Changed Earth’s History

Scientists say extreme heat should inspire more aggressive action on climate change

S.F. is uniquely vulnerable to extreme heat. These maps show areas most at risk

Sacramento region hit with triple-digit heat wave

China-US climate progress could hinge on curbing of methane

Incredible New Evidence of ‘Symmetry Violation’ May Explain Our Literal Existence

How To Know If Expired Hand Sanitizer Is Still Good — Plus, What Never To Do With It

San Francisco’s Aging Infrastructure Isn’t Ready for Its Wetter Future

America’s cruel summer

Referrals could boost participation in low-income rooftop solar programs: study

Heat Records Fall Around the Globe as Earth Warms, Fast

DOE lab assesses state renewable, clean energy standards