NASA's Mars 2020 rover is put to the test

In a little more than seven minutes in the early afternoon of Feb. 18, 2021, NASA's Mars 2020 rover will execute about 27,000 actions and calculations as it speeds through the hazardous transition from the edge of space to ...

Making it easier to collaborate on code

Git is an open-source system with a polarizing reputation among programmers. It's a powerful tool to help developers track changes to code, but many view it as prohibitively difficult to use.

New software battle coming to smart TVs

More choice—and confusion—is coming to the next generation of TVs. At least three new software systems were announced Monday for Internet-connected television sets, which let viewers watch Internet video and interact ...

Review: iPhone fingerprint sensor worth extra cost

Passcodes are such a pain that I've relaxed the security settings on my Android phone. I'm willing to forgo the extra safety, just so I'm asked to punch in the code less often. When I got my hands on Apple's new iPhone 5S, ...

Review: Slick iOS 7 shines on Apple's new iPhones (Update)

One of the best things about Apple's latest iPhones is the slick new iOS 7 software that runs the devices. But that souped-up operating system could end up hurting sales because the free software upgrade will also work on ...

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