A newly published database includes hundreds of plaques, signs and pamphlets the National Park Service has flagged for review ...

An unusual heat wave is pushing temperatures in San Francisco into the 80s this week, and Los Angeles hit 98 on Tuesday.

Global temperatures and rain patterns are affected by a climate phenomenon known as El Niño/La Niña.

Geese's iconic "V" formations and trademark squawks can be seen and heard overhead as they go back and forth to the south ...

Editor’s note: Seabirds are among the indicator species that provide rich insight into the health of their ecosystems. This week we share an edited excerpt from Eric Wagner’s new book, “Seabirds as ...

A major shift may be brewing in the Pacific Ocean: Forecasters say El Niño could develop later this year. If it does, it can reshape weather patterns across the United States during the second half of ...

Faced with extreme drought, these flowers adapted. Scientists call it “evolutionary rescue," and say it's a hopeful sign for ...

A new 33-year study finds that southern right whales off Australia are having calves less often, with the average time between births rising from 3.4 to 4.1 years since 2015, a trend researchers link ...

Vanuatu urges the U.N. to support a landmark International Court of Justice climate opinion that says governments have legal ...

In an appeal, lawyers for 18 California youths argued that regulators discount children's future health when weighing environmental policies.

The Earth is actually coming out of an ice age, so it's relatively cold in the grand scheme of Earth's history. But the issue ...

New research shows storms in the Southern Ocean are producing more rainfall, revealing a major shift in one of Earth’s most important climate systems. Macquarie Island sits in the remote Southern ...