Why would a petro-state erect a solar-powered eco-metropolis in the middle of the Arabian desert? To change the world.
Russia tests the "father of all bombs" but technical hurdles could defuse its lethal power
The next big breakthrough in synthetic biology just might come from an amateur scientist
Stories from the coolest day jobs in the world.
Ten amazing projects built by teens.
Shock Trauma photo gallery, by Popular Science staff photographer John B. Carnett
Here's how to fix it
A Weirdest Thing holiday spectacular.
State-run media backs up the claim
An explosive past
South Korean government sites are also struck. Was North Korea to blame?
The gases help confirm it really was a nuclear test.
Reporting from the Gulf, an offshore oil rig worker finds mundanity, a complacent obsession with safety, and the doom beneath it all
An invisible world of microbes
The curious history of mankind's most vital resource. No, not oil.
A muscle-numbing magic wand protects cops and citizens, Jedi-style
Recent tremors in California have brought up some common misconceptions.
* that's a big, fat "might"
Two desktop-printer engineers quit their jobs to search for the ultimate source of endless energy: nuclear fusion. Could this highly improbable enterprise actually succeed?
Arun Majumdar has to decide which researchers will get millions of dollars, and he has to do it fast. He must spark an energy revolution within 20 years, or it's lights out for us all.
Did an eruption turn Icelandic vikings into Christians?
For some, the eclipse looked a lot like Pac-Man