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Last week's earthquake off the coast of Humboldt County triggered a tsunami warning urging people across a huge swath of California and Oregon to evacuate. Why aren't tsunami warnings more precise?

In the 1950s, scientists exposed a tin of meat to a dose of radiation that they expected would kill all forms of life. But one organism defied the odds and lived: Conan The Bacterium. Turns out this microorganism, known to science as Deinococcus ...

NPR's Ari Shapiro talks with Emily Kwong and Jessica Yung about hearing regeneration in fish and lizards, cures for the loneliness epidemic, and the secrets of a radiation-resistant microorganism.

The Geminids are one of the best and most visible annual meteor showers, when at least 120 meteors can usually be seen per hour. But 2024 will be different, thanks to the year's final full moon.

Scientists have identified two types of brain cells in the abdomen that appear to control different aspects of digestion.

Killer whales off Mexico have developed coordinated hunting skills to take down whale sharks, adding to their reputation as the ocean's top predator.

Thor. Loki. Heimdall. They're not just Norse gods or Marvel characters. They're also the names of various Asgard archaea. These microscopic organisms are found all over the world, from marine sediment to mud volcanoes to hydrothermal vents. A growing ...

Amidst exceptionally dangerous wildfire conditions, a blaze broke out late Monday in Malibu, California. Firefighters say difficult conditions are expected through Wednesday.

U.S. officials decided to extend protections to monarch butterflies after warnings from environmentalists that populations are shrinking and the beloved pollinator may not survive climate change.

Arctic tundra is releasing greenhouse gases into the atmosphere as hotter temperatures melt frozen ground and wildfires increase.