The air agency doesn’t plan to monitor the air or take any immediate steps to protect schools and households from the gas, which can damage lungs and cause neurological effects.

An annual report from the American Lung Assn. showed that Los Angeles has improved its air quality but still deserves its ...

From tornadoes and floods to wildfires and cyclones, the toll on human life and property has been severe, with regions around ...

More than 30 years after Eubank Sr and Nigel Benn completed their in-ring rivalry, their sons will settle their own grudge.

Humankind faces unprecedented changes in climate patterns, sea-level, ocean acidity, ecosystems, and more. Learn more about the science behind these issues in the following FAQs.

We take a closer look at Southern California Edison’s plans to go underground with power lines in Altadena and Malibu.

The algae that grows on patches of ice in Antarctica alters the albedo — or the ice's reflectivity — enough to make the ...

Donald Trump announced his first run for president on June 16, 2015. He lashed out against Mexican immigrants, environmentalists and other supposed enemies foreign and domestic. Two days later, Pope ...

Restoration for the Los Angeles River has been underway for several decades, but the recent wildfires and drier climate could ...

While the Earth Day movement has helped raise awareness about human-amplified climate change and has led to some regulatory actions, 5 1/2 decades later, the planet continues to warm at an alarming ...

Tomorrow’s match against Crystal Palace is the Gunners’ last game before the first leg of their Champions League semi-final ...