A state-by-state breakdown of policies that could change your community.
How regular people can contribute to scientific research
In a wide-ranging interview with PopularScience.com, Aldrin talks about a mission to Mars, 34 years of sobriety and the future of American leadership in space.
More than 50 of the most dangerous, disgusting, humiliating and just plain bad professions
Rating may help drive efforts to save some of Earth's most critically endangered (and weirdest) birds.
Jellyfish invasions, Internet auctions, god particles: Read about the year's biggest science stories before they happen. Bonus: How to decipher geeky jargon and when to buy a DeLorean
Give these reptiles some love.
We've rounded up 2014's most mind-blowing images for your viewing pleasure
Plus, twin red panda cubs
The story of how one of the most polluted waterways in America came to be located in one of the country's most expensive neighborhoods. Also: dysentery, cancer, and arsenic poisoning.
Nearly half of this year's MacArthur "genius grant" recipients are advancing science and technology
Scientists say amphibian death could be the start of the first mass extinction since the dinosaurs
Plus, a gallery of endangered zoo babies born this year. Squee!
For oenophiles and chocoholics, it was a very good year. For clean air: not so much.
Some rare good environmental news.
Richard Stroud is the nation's chief medical examiner for wildlife, and he's getting a state-of-the-art lab. Poachers beware.
It's a contentious, edgy argument! But it's flawed in just about every way. Here's how to exploit those flaws.
Sightless, flightless, and 10 feet tall.
Plus a drone's-eye-view of Greenland
How do we decide how rare an animal is? How do we figure out how long before it goes extinct? And how do we stop that from happening?
Our 10 favorite science pics this week
Plus, glass on Mars
