New research provides some clues about our solar system's most mysterious planet.
A new study shows us why we may want to rethink how we search for extraterrestrial life.
Stream the United Launch Alliance and Arianespace launches. And maybe Blue Origin and SpaceX.
It defied the odds to discover thousands of planets.
The upper atmosphere of Venus is surprisingly similar Earth.
Yes, this article has spoilers
Can gardens help astronauts go farther?
Hawking's posthumous paper is more like a ruminative twist on multiverse theory, but that's just fine.
Younger galaxies appear flatter than their more well-rounded elders
The early solar system was a wild, world-destroying place.
In the December 1980 issue of Popular Science, a 38-year-old theoretical physicist answers the ultimate question about the universe.
It's a bit like a terrestrial house, but also a bit like a human body.
Citizen scientists, assemble.
Can we, uh, not give up on this planet quite yet?
What we learned at a space conference that puts inclusivity first
Polar opposites of Earth
NASA's Vickie Kloeris explains the challenges of designing food for deep space missions
NASA is taking suggestions this week
Will there be horrible consequences? Live video right here
Many hopefuls have signed up for a one-way ticket to the red planet. But if they aren't prepared, the trip may be a short one.
How private corporations are using the station's lab for research and development
Happy Carl Sagan day! Celebrate with this blast from the past in the pages of Popular Science