The Quiet, Intentional Fires of Northern California

Redwoods adapted to a cool, foggy climate. Now a new study shows they slow down photosynthesis when their environment warms.

While oil is known to float, new research finds that over time it can permeate even extremely deep marine habitats, with animal populations declining by as much as 80 percent.

Here’s what we know about the record-setting El Niño on a record-hot planet, and the most important questions scientists are trying to answer.

Scientists can’t agree why reefs in the Red Sea have long been immune to bleaching. The answer could be the key to saving these tough corals as climate change begins taking its toll.

European countries are leading the way harvesting heat that would otherwise be wasted as green death practices become more common.

Researchers took lessons from nocturnal animals to help rescue drones overcome a key challenge: flying in the dark.

To save endangered languages, tech companies like Apple are working with Indigenous communities to meet the next generation where they type.

Human beings struggle with emergency communication. Chatbots can help—if people take them seriously.

Ancient plants reveal that the vestiges of the North American ice sheet started expanding a few thousand years ago, but that climate change caused it to reverse course.

As coastlines change, so do surf breaks. That may spell the end for premier waves and the tourist economies that depend on them.

Despite Illinois’ sanctuary laws, local police in and around Chicago helped ICE investigative agents track activists engaged in First Amendment–protected activities.

Seven of 16 planetary vital signs are in their most extreme state ever recorded, and El Niño is here to make matters even worse.