Without using them, one iPhone or laptop is indistinguishable from another of the same model—to the human eye, at least. A team of researchers, though, has developed a tool that can tell gadgets apart based just on the electromagnetic noise they create. Read more
With the Obama administration counting down its final year, many Democrats are finding less to like about the president's health care law, unsure about its place among their party's achievements.
It may be a good time to update your email password. A report from Reuters suggests that over 270 million hacked email credentials—including those from Gmail, Hotmail and Yahoo—are circulating among Russian digital crime rings. Read more