Science

The City of Minneapolis has finished upgrading controllers that manage the flow of traffic in and out of downtown. The goal is to reduce commute times.
Writing about Facebook changing its privacy policies can feel like a fool's errand. But here we go again.
Being short on cash may make you a bit slower in the brain, a new study suggests.
UN climate report: Human activity primary influence on warming
In an extended version of our weekly Climate Cast from the Fair, we'll look at an upcoming climate report from the United Nations that shows scientists are nearly certain that human activity is responsible for global temperature increases.
Scientists in Sweden say they have confirmed a new, super-heavy element that was first proposed by Russian scientists in 2004. The element with the atomic number 115 has yet to be named.
Facebook revealed that governments around the globe have made 38,000 total requests for user data in the first half of 2013, and the U.S. dwarfs the rest of the world in requests. Up to June 30, the U.S. government asked Facebook for access to accounts of between 20,000 and 21,000 users, the company said.
NASA and the Navy are training again for the first space capsule recovery in a generation. On Thursday, they completed several days of tests, practicing the retrieval of an unmanned mock-up of the Orion capsule that the U.S. hopes to send someday to an asteroid and Mars.
People who use Gmail and other free email systems have no reasonable expectation of privacy, according to papers filed in a U.S. district court by lawyers for Google.
The electricity system is experiencing growing pains these days. But it's not only demand for electricity that's expanding -- it's the sources of electricity