Thirty years ago, O.J. Simpson went on trial for the double murder of his ex-wife, Nicole Brown, and her friend Ronald Goldman. He was famously acquitted. (Netflix) ...

It’s been 30 years since the "trial of the century" — in which O.J. Simpson faced double murder charges for the stabbing deaths of his ex-wife, Nicole Brown, and her friend Ronald Goldman ...

Trapezoidal threads are used for lead screws because they are one of the strongest symmetric profiles. This tooth shape is stronger than a similarly sized square thread becuase of its wider base.

Coverage: Live radio commentary on Tennis Breakfast from 07:00 GMT on BBC 5 Sports Extra, plus live text commentaries on the BBC Sport website and app A clear double bounce in the Australian Open ...