Truly random numbers are surprisingly hard to generate, and are necessary for everyday digital security.
Looking for life in all of the places.
Updated carbon dating techniques helped, too.
With E911, your cellphone's location can be tracked within seconds. Sounds great for emergencies, but is there a dark side?
One of the biggest mysteries of physics could end with what scientists find 4,850 feet below the Black Hills of South Dakota
Important things from 25 years ago in Popular Science
Using nature as a guide, geneticists build plants with qualities evolution could never produce
Step aside, Bobby Fischer.
Cuts to the government agency's budget would impact a lot of science.
The 2004 Popsci Design Competition
Buying and selling organs is illegal, but one Canadian researcher thinks a financial incentive for organ donors is the way to save lives.
An anti-dopamine drug could block the addictive rush associated with THC.