A necklace of fractional vortices

Researchers at Chalmers Univ. of Technology have arrived at how what is known as time-reversal symmetry can break in one class of superconducting material.

New polymer creates safer fuels

Before embarking on a transcontinental journey, jet airplanes fill up with tens of thousands of gallons of fuel.

Google releases improved Chromecast for the same $35 price

Google announces its newly designed Chromecastvideo-streaming device.

James Martin/CNET

New Chromecast is here, and it's still dirt cheap.

Samsung was told to stop copying iPhone

After a years-long court battle, Apple finally got what it wanted: A federal appeals court ruled Thursday that Samsung smartphones can no longer copy certain iPhone features.

Google wants to make your living room devices smarter

Google has already staked out spots in your living room with its Nest thermostat, Chromecast video-streaming device and Android TV software. Now it wants more.