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The dispute comes from Colorado — but it could have national implications for Donald Trump and his political fate.

The annual butterfly migration is underway. For decades scientists have relied on volunteers to tag butterflies to provide details about their journey.

Extreme wildfires have destroyed about one-fifth of all giant sequoia trees. To safeguard their future, the National Park Service is planting seedlings that could better survive a hotter climate.

Device is a monthly book discussion with a science-based twist. In each episode, we discuss a novel that uses science to drive the story’s action, and dissect the plot device for scientific plausibility.

Two big strategy games debut this week: the historical Total War: Pharaoh and the sci-fi Star Trek: Infinite. Both build on legacy predecessors, but with a heavy dose of the familiar.

Cinema Junkie chronicles a century of Black cinema, from silent films to superheroes and beyond.

Generative artificial intelligence is helping some young professionals create realistic headshots for a fraction of the price. The results, however, raise questions about how AI is trained.

Scientists believe the south pole region might hold frozen water that could help future astronaut missions.

The strike is being held by the California Faculty Association. The union represents roughly 29,000 professors, librarians, coaches and other workers. The group is fighting for a 12% salary increase.

In the 80% of Ukraine that remains in Kyiv's hands, two years of full-scale war with Russia have brought grief, destruction and, despite all, optimism.