Bold innovation or terrible idea? Your guide to the experiments that only sound scary—and the lab work you truly should lose sleep over
* 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?
A laser cannon that blasts from the air
Space-launched darts that strike like meteors
The answers to the most nagging, fascinating, and bizarre questions of the summer movie season.
Not just for fictional villains anymore
As the U.S. campaigns against terrorism, new technologies will move to the front lines.
It's all about enrichment
Ricin is one of the most poisonous substances on Earth and it's scarily easy to make.
Taylor Wilson always dreamed of creating a star. Now he's become one
High-speed movie cameras can shoot up to 20 million frames in the blink of an eye. The world is a mighty interesting place in ultimate slo-mo.
Projecting the evolution of the projectile
Blood flies, and leaves a tale. But it takes an expert like Paulette Sutton to sort truth from fiction in spatter language.
The random-number race is on
A rare nod to technology over fundamental physics.
Precision is paramount when aiming missiles--more so than when driving to the mall--and $150,000 per system scores the primo parts.
Massive space rocks hurtle past Earth with frightening regularity. Some scientists want to deflect them. Others want to drag one closer.
These ten awe-inspiring science projects range from the world's largest undersea observatory to the "ultimate microscope" to a Jupiter orbiter on a suicide mission--but they're all massive, often in both size and scope
What is the most powerful laser in the world?
Her lasers could serve as early-warning systems for terrorism.
PopSci tackles life's whys, hows and who-dunnits in this Q&A-style; feature