CAMBRIDGE, U.K. – A small Microsoft Research team had lofty goals when it set out four years ago to create an analog optical computer that would use light as a medium for solving complex problems.

WASHINGTON — Hundreds of United Airlines flights were disrupted on Wednesday evening as the carrier grappled with a major computer system outage. "The underlying technology issue has been resolved, ...

Last year, 18 percent of Stanford University seniors graduated with a degree in computer science, more than double the proportion of just a decade earlier. Over the same period at MIT, that rate went ...