Science
Science spans our understanding of how Earth and the cosmos work. Get the biggest news on biology, physics, space, dinosaurs, and more—along with the latest episodes of the Ask Us Anything and Weirdest Thing podcasts.
Latest in Science
![SpaceX EVA suit helmet close up](https://www.popsci.com/wp-content/uploads/2024/05/06/suit.jpg?w=800)
Private Space Flight
SpaceX reveals new sleek spacesuits ahead of upcoming historic mission
![The planet Venus is dry thanks to water loss to space as atomic hydrogen. In the dominant loss process, an HCO+ ion recombines with an electron, producing speedy hydrogen atoms (orange) that use CO molecules (blue) as a launchpad to escape.](https://www.popsci.com/wp-content/uploads/2024/05/06/venus.jpg?w=800)
Science
Why Venus is so dry
![NASA’s Mars Sample Return mission has a shaky future](https://www.popsci.com/wp-content/uploads/2024/04/29/mars-samples.png?w=800)
Private Space Flight
NASA’s Mars Sample Return mission has a shaky future
![round earth](https://www.popsci.com/wp-content/uploads/2024/04/22/going-to-space.jpg?w=800)
Private Space Flight
FAA now requires reentry license to prevent spacecraft getting stuck up there
![ISS](https://www.popsci.com/wp-content/uploads/2024/04/16/iss.jpg?w=800)
International Space Station
Yes, a chunk of the space station crashed into a house in Florida
![a man looks into the ear of a man with thick glasses on](https://www.popsci.com/wp-content/uploads/2024/04/12/john_glenn.jpg?w=749)
Popular Science Videos
The history-altering medical mystery of an astronaut who fell in the bathroom
![Astronaut Andreas Mogensen aboard the ISS](https://www.popsci.com/wp-content/uploads/2024/04/12/Screenshot-2024-04-12-at-11.51.19 AM.png?w=800)
International Space Station