They're everywhere—and they can also treat cancer.
Find out what's inside the stuff around you
A working, large-scale quantum computer is still a decade away, but researchers are currently turning a critical corner from theory to building the first small quantum systems
High-tech security isn't just for the airport anymore. Advances now coming out of the labs will help protect what's dear to you, from your car to your kids, your dinner to your dinero
Or, how to build artificial molecules
Researchers find nanoscale crystals can enter your body through cuts in the skin.
What's big in what's small
As it grows and shrinks with changing humidity, it reports data on its environment
This year, shop SciMall for glowing rodents, animal guillotines, and more
Physics can't find the biggest thing in the known universe, so it's looking beyond our paltry three dimensions. Michael Moyer enters the zone of insanely hard mathematics, translates what he finds into plain English, and makes it back alive.
Solving the mysteries of the universe
Let there be (tiny laser) light!
Dark energy, gravitational waves, and black holes may be just the beginning
Earth's biggest astronomy machine, inaugurated last week, will see farther into the past than ever before.
Newsworthy eye candy