The Grammys had an unexpected performer this week. All eyes were on Lady Gaga, as she took to the stage at Staples Center for her tribute to David Bowie. But a minute and a half into her performance, ...

We may earn a commission from links on this page. One thing ever fledgling robotic killing machine needs is a good pair of hands, deft enough to type but strong enough to choke the life out of its ...