Darkened varnish obscures Goya's signature in a 1771 masterpiece, according to a new analysis using terahertz waves
Scientists produced embryonic stem cells from the DNA of one person combined with a human donor egg.
Aereo CEO says he's boosted by winning a round in court---and that "lines are very, very long" for his Internet TV offering, despite ABC's new competing streaming service.
The world's first quantum memory that stores the shape and structure of single photons has been built in a Chinese lab
An International Energy Agency report says investments in oil technology will lead to a worldwide supply boom.
Making it easier for people to rent their own cars could lead to growth in car sharing.
How will a mass influx of robots affect human employment?
Thinking about cancer as an ecosystem is giving biologists access to a new armoury of mathematical tools for tackling it, such as evolutionary game theory
Analyzing the footage from camera pills is a time-consuming task for medical professionals. Now computer scientists are attempting to automate the process.
The same researchers previously mapped racist Tweets about President Obama. In both cases there's reason to be a little skeptical.