The now-extinct giant beaver once lived from Florida to Alaska.
Our editors scrounged up some truly bizarre facts.
Möbius strips still fascinate mathematicians.
It's from a ray of sunshine peeking through a lunar valley.
Mark Zuckerberg and fellow tech leaders fund annual prizes worth $22 million
Plus, an ancient rodent that had a big bite
These gene-slicers may help tackle HIV, Alzheimer's, and brain cancer.
Given evolution's trajectory, we will almost certainly transform into augmented versions of our current selves. The big question now is, can we survive long enough to become the next humans?
Hadrons are so last-decade anyhow
Bill Andrews has spent two decades unlocking the molecular mechanisms of aging. His mission: to extend the human life span to 150 years--or die trying
We explore the more practical next-gen vehicles that you might actually see on the road in the future
David Keith believes strong-arm strategies could soon be our last resort for reversing record levels of carbon in the atmosphere
Welcome to the wonderful world of compost toilet tech
A father-and-son team study the science -- and art -- of folding
PopSci's look at the future of the environment continues, with projects that might soon spell disaster
An astonishing look at some of the universe's most violent events: supernovae, gamma-ray bursts, collisions between galaxies and more
For the advanced kitchen chemist, or the merely curious-discover the high-tech appetizers, entres and desserts behind today's culinary revolution
Western architects have grand plans for helping China solve its expanding environmental crisis. But the world's dirtiest country already has the power to clean up all on its own
Whether you've got hundreds to spend or zillions, we've got an office set-up you'll love to come home to
Want to keep pace with the competition? Forget coffeeâ€”a new class of FDA-approved stimulants will keep you working harder, better, faster and stronger
U.S. forces in Iraq are waging a pivotal campaign in modern warfare-combat on the first "networked" battlefield. One problem: the enemy has a few networks of its own
A major foreign breakthrough highlights the limits placed on U.S. stem-cell researchers
9/11 fanned fears of more terror attacks by air. But our 95,000 miles of coast may be much more permeable. Here's the new defense strategy.
A new microscope enables scientists to see the intricate 3-D structure of everything from cartilage to Velcro.