Discussions
Human Embryonic Stem Cells Cloned
Scientists produced embryonic stem cells from the DNA of one person combined with a human donor egg.
Paul Allen: The Singularity Isn't Near
The Singularity Summit approaches this weekend in New York. But the Microsoft cofounder and a colleague say the singularity itself is a long way off.
Game Theory and the Treatment of Cancer
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
The New Money
Square, founded by the creator of Twitter, lets people accept credit cards with their smart phones. That innovation could transform transactions in surprising ways.
Small Factories Give Baxter the Robot a Cautious Once-Over
Rethink Robotics invented a $22,000 humanoid robot that competes with low-wage workers.
Share-Your-Car Startup RelayRides Acquires New Hardware
Making it easier for people to rent their own cars could lead to growth in car sharing.
Government Lab Reveals It Has Operated Quantum Internet for Over Two Years
A quantum internet capable of sending perfectly secure messages has been running at Los Alamos National Labs for the last two and a half years, say researchers
A More Efficient Jet Engine Is Made from Lighter Parts, Some 3-D Printed
Composite and 3-D-printed components will mean jet engines that use 15 percent less fuel.
Researchers Create “Hate Map” of the U.S. With Twitter Data
The same researchers previously mapped racist Tweets about President Obama. In both cases there’s reason to be a little skeptical.
Renewables Can’t Keep Up with the Growth in Coal Use Worldwide
An International Energy Agency report calls for more research, carbon price, to help renewables compete.