Leaders in Spain's northeastern region have pushed for independence from the country. Now they want to go their own way in space, launching a first nanosatellite this month from Kazakhstan.
Scientists on five continents are hunting for geological evidence to pinpoint exactly when humans became a major force shaping life on Earth. But settling on the date could unleash a larger debate.
A four-year effort by Israeli archeologists searched 500 caves near the Dead Sea. In addition to ancient parchments and papyri, they found an intricately woven basket more than 10,000 years old.
As the pace of COVID-19 vaccinations for people speeds up across the country, some zoos are considering giving shots to animals that are susceptible to the virus.
Aedes scapularis mosquitoes are from the tropics and can carry yellow fever. Entomologist Lawrence Reeves recently identified them among mosquitoes he collected near Everglades National Park in 2019.
Nuclear inspections have been a key part of the Iran nuclear deal. Internationalinspectors stand to permanently lose access to key sites, unless the U.S. and Iran can find a way forward.
NPR's Michel Martin speaks with Dr. Eric Vilain about the debate over transgender athletes participating in sports and what science can contribute to the discussion.
The CDC still advises against nonessential travel, but many infectious disease experts say a trip to the beach or a family vacation can be done pretty safely if you do it right.