Entire GPS systems, including batteries and wireless transmitters for downloading data, are now no bigger than a coin.
Hardware like the headset made by Oculus VR will allow virtual worlds to offer person-to-person interactions that compete with real life.
A low-cost microscope made from folded paper and a cheap lens could revolutionize education and health care in the developing world.
Automated bots can not only evade detection but also gather followers and become influential among various social groups, say computer scientists who have let their bots loose on Twitter.
If electric cars become popular quickly, the demand for charging them is likely to exceed supply. Now mathematicians have worked out how electricity companies can distribute their power fairly to car owners. But the price–accurate information about driving habits–may be too much to ask.
Outrage over Facebook’s “emotional contagion” experiment shows a general misunderstanding of what Facebook is and how it works.
Managing brain resources in an age of complexity.
First, they teleported photons, then atoms and ions. Now one physicist has worked out how to do it with energy, a technique that has profound implications for the future of physics.
If a Web page lacks a time stamp, how do you know when it was created? A new Web application could help.
No prizes for guessing who gets top billing. But who comes in at the bottom?