Toxin sniffers, missile jammers, dirty-bomb detectors: Will a new security arsenal make us safer?
Thunderstorms may emit invisible dark lightning alongside ordinary lightning.
Rossi--a lone Italian inventor with no real credentials and a history as a convicted scam artist--has convinced a small army of researchers that his box can harness a new type of nuclear reaction. What if they're right?
Scientists think a nearby collision of neutron stars could explain the undocumented onslaught of high-energy radiation in the eighth century
A black hole with a mass of 55 million suns
Also useful for telescopes and microscopes
Newton, Darwin, and all your other favorites
A new optic promises better zoom capability for even the thinnest cameraphones
Cosmic explosion was not a typical gamma-ray burst
Players love the tech, but pro and amateur organizations can hardly keep up with the new materials and radical designs that have rewired and sometimes hot-wired sports.
Using just a length of fiber optic cable, scientists hope to recreate one of black holes' most salient properties
The first handheld radiation detector
Tips to get your own invention ideas off the ground from Facebook's Mark Zuckerberg, Segway's Dean Kamen, futurist Ray Kurzweil and more
New observations suggest your jewelry may have originated from colliding stars. Twinkle, twinkle!