Tests in Key West show sediment stirred up by cruise ships, which can harm marine life, routinely exceed federal standards. Key West has responded by suspending the tests.

Searching for small fossils in big rocks requires specialized tools --tools that scientists could also use to look for evidence of life on Mars in rocks that may be similar on both planets.

Hoping to bring the giant, ancient animal back from extinction, scientists have created a far smaller woolly creature. Woolly mice have some of the key traits of mammoths, including their thick, hairy coat.

The aquarium helping Chappy — a nod to the New Haven, Conn., neighborhood where he was rescued last month — said he died of gastrointestinal issues and "was surrounded by love until the very end."

Starship had been expected to launch again Monday. A previous launch ended in an explosion over the Caribbean, and sent commercial airlines scattering to avoid falling rocket debris.

The new 8.5-foot telescope is set to launch this Tuesday by NASA's Jet Propulsion Laboratory with a clear objective: to explore the origins of the universe.

Faith Kipyegon, the fastest female miler in the world, could dip under 4 minutes with an extra boost from pacers.

A commercial spacecraft carrying NASA experiments successfully touched down on the moon's surface early Sunday morning, ushering in a new phase of private space exploration.

The crew was selected by Bezos' fiancée, journalist Lauren Sánchez, who will also be on the brief suborbital flight scheduled for this spring.

Myra Solano Garcia, who has Alzheimer's, says the drug Kisunla may be one reason she can still drive, cook, and sing.

The Lunar Trailblazer orbiter's launch window opens Feb 26. It's catching a ride with Intuitive Machines IM-2 mission which is landing on the moon near the south pole. Both have instruments for looking for water.

Sue Bell became one of the first Alzheimer's patients in the U.S. to receive the drug now marketed as Leqembi. Her husband isn't sure if it made a difference.

This phenomenon known as a "planet parade," will feature Mercury, Venus, Mars, Jupiter, Saturn, Uranus and Neptune all present at the same time along a line in the night sky on Friday, NASA says.

President Biden promised billions in funds to farmers and others to not take water from the Colorado River. President Trump is halting some of those funds, leaving questions about the river's future.

The plant, formally known as Ovicula biradiata, is especially notable for being the simultaneous discovery of a new species and genus. It was found with help from the community science app iNaturalist.