Science

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.

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.