What triggers geysers to go off is still not well understood. A new paper shows that one small earthquake likely triggered an eruption of the world's tallest active geyser, Steamboat.

Hawaii's native tree snails, known as the "jewels of the forest," are rapidly disappearing. Some of the most imperiled only live in human care now, safeguarded 24 hours a day.

The United Nations effort to achieve “harmony” with the natural world kicks off in Colombia this week. Recent reports show there's a lot of work to do to achieve that goal.

Large swaths of the South and the East Coast are favored to see warmer-than-average temperatures, while the Pacific Northwest has greater odds of cooler-than-normal conditions this winter.

“Google Street View, but for coastal flooding” is how one researcher described the tool.

Over 4,500 square miles of ocean will be protected off the California coast. It will also be managed in partnership with the Indigenous groups that fought to create it.

The Treasury in Petra, Jordan, is a famous tourist site and features in an Indiana Jones movie. Now archaeologists say they've found a remarkable 12 complete skeletons in a hidden tomb beneath it.

After an 11-month wait, giant pandas will populate the zoo once again. A pair of pandas, which left China on FedEx's "Panda Express" cargo jet, are expected to arrive in the D.C. area on Tuesday.

Europa Clipper will make a six-year journey to Jupiter to study Europa, an icy-surfaced moon that scientists believe has “ingredients for life.”

SpaceX conducted its fifth flight test of Starship, its most powerful spacecraft.

A bump in the elephant brain stem pointed scientists to the wrinkles on their trunks and the role those folds play in the animal’s life.

With each launch, SpaceX has been discharging tens of thousands of gallons of industrial wastewater into sensitive wetlands. Environmentalists say an increase in launches will only make things worse.

The plight of the river, which empties into Lake Erie at Cleveland, helped inspire the Clean Water Act. Now it attracts kayakers and anglers and could soon be removed from an EPA watchlist.

The pooch was left on the side of I-75, with a third of his body submerged in water, just hours before Hurricane Milton made landfall. A rescue organization said the dog was stressed but recovering.

The aurora borealis did not disappoint on Thursday night, with stargazers reporting seeing the stunning light show from across the U.S. — as far south as Texas and Florida — and Europe.