NPR's Ari Shapiro talks with Dr. Tomás Aragón, director of the California Department of Public Health, about how the state is responding to its recent heatwave.

It's been nearly 50 years since the latest Apollo landing, and the landscape for space exploration is wildly different. Why is NASA's latest mission focused on revisiting the moon?

NPR's Ari Shapiro talks with Lori Garver, the former deputy administrator of NASA, about the space agency's goals and priorities.

Harvard astronomer Avi Loeb thinks alien technology could be on the ocean floor. And if he finds anything with buttons on it, he would very much like to press those buttons.

NPR's Ari Shapiro talks with Eater reporter Bettina Makalintal about her recent piece, "Why Do So Many Recipes Call for So Little Garlic?"

A team of researchers filmed jumping spiders overnight and observed behaviors that mirror rapid eye movement sleep in other species. It helps that baby jumping spiders have translucent exoskeletons.

Jumping spiders appear to move their eyes during sleep, similar to the way humans do during REM sleep — raising the question of whether spiders might dream as well.

NPR's Juana Summers talks with astrophysicist Avi Loeb about his plan to retrieve fragments of a potential interstellar meteor from the ocean floor.

Efforts to understand gun violence have received almost no funding in recent decades, a reality that's due to a specific amendment backed by the National Rifle Association.

NPR's Ari Shapiro speaks with Christine Chen of the Space Telescope Science Institute about choosing and scheduling research projects for NASA's James Webb Telescope.

Ten years ago today, NASA's Curiosity Mars rover successfully commenced its mission to explore the possibility of life on mars. Here's what it has discovered.

NPR's Ailsa Chang talks with Ashwin Vasavada, the head scientist for the Curiosity Mars rover, about the rover's 10 years of exploration.

Retired Air Force colonel and NASA astronaut Terry Virts commanded the ISS in 2014 and 2015, but says he wouldn't want to partner with Russia in space until it leaves Ukraine and pays for the damage.

NPR's Ailsa Chang talks with Terry Virts, retired NASA astronaut and commander of the International Space Station, about Russia's decision to leave the ISS after 2024.

In a move reflective of a viral meme, a new study shows that an ancient fish really did evolve to walk out of the water, only to then go back to the sea.

After an ancient fish developed legs, its newly discovered descendent Qikiqtania wakei went back to swimming in open water.

While the James Webb telescope flies through space, it's done more for us here on Earth than show images of distant galaxies. The tech has also helped improve the vision of eye surgery patients.

While NASA's James Webb Space Telescope flies through space, its space technology has done more for people on Earth than you might know about.

Software developer John Christensen coded an app to show you just how far NASA innovation has come since Hubble.

When YouTube took the Lofi Girl stream down by mistake, fans were not happy. It was the latest episode in an ongoing debate over copyright and bogus claims.