It's the ultimate nightmare: a nuclear attack in the U.S. masterminded by terrorists. Here's how that could happen-- and how we can prevent it
Dogs are the best bomb detectors we have. Can scientists do better?
Edward Teller's life and work changed life itself.
Scientists cast doubt over the Pentagon's plan to build a new nuclear bunker buster
Sixty years ago today, the U.S. detonated the first hydrogen bomb. Here's how we got there. Plus, the atomic spaceship we're still waiting for.
The first handheld radiation detector
The gases help confirm it really was a nuclear test.
Acid, lasers, snakes—the laboratory isn't always a safe haven.
The body electrician
If you thought being a scientist was a tame affair, check out these videos
New study places drinking problems in employers' hands
The most detailed microscopic crystallography image ever created
Like a delicious, biocompatible computer
A look at where the median cost of beer and hourly wage intersect in countries across the globe.
Just how many hours of Wii Fit Bowling does it take to burn one (conservatively portioned) meal?
Virologists are ending their worldwide bird-flu research hiatus, but they need approval from U.S. funding agencies.
The eruption of Eyjafjallajökull gave scientists a chance to test a high-stakes geoengineering idea.
A few new studies, including one meta-analysis, suggest brain games don't make you any better at anything but playing brain games.