- Physicists Unveil World's Most Precise Clock (And a Twin to Compare It Against)
A pair of clocks that lose only one “tick” in 10^18 “tocks” have been unveiled by an international team of physicists
- Wanted for the Internet of Things: Ant-Sized Computers
A computer two millimeters square is the start of an effort to make chips that can put computer power just about anywhere for the vaunted “Internet of Things.”
- A Tiny Cell-Phone Transmitter Takes Root in Rural Africa
Rural areas could benefit greatly from a rugged outdoor base station.
Worldwide, at least a billion people don’t have access to cellular communications because they lack electricity to run traditional transmitters and receivers. A new low-power cellular base station being rolled out in Zambia could bring connectivity to some of those people.
- Data Won the U.S. Election. Now Can It Save the World?
Data scientist Rayid Ghani helped persuade voters to reëlect President Obama. Now he’s using big data to create a groundswell of social good.
As chief scientist for President Obama’s reëlection effort, Rayid Ghani helped revolutionize the use of data in politics. During the final 18 months of the campaign, he joined a sprawling team of data and software experts who sifted, collated, and combined dozens of pieces of information on each registered U.S. voter to discover patterns that let them target fund-raising appeals and ads.
- Trained on Jeopardy, Watson Is Headed for Your Pocket
The software that obliterated human champions on Jeopardy will now be talking to customers of banks and other companies through websites and mobile apps.
Watson, the IBM computer system that attracted millions of viewers when it defeated two Jeopardy champions handily in 2011, is finally going to meet its public.
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