Blinded by the light? Don't be — these tried-and-tested window covers can help you sleep soundly and even save on utility ...

With their help, it may be possible to switch cellular activities on and off using light. This capability could become an important tool in biological research and medical applications.

Gordon Douglas was armed with the blade when he approached the victim, who was sat in a van, and thrust it through the open driver's window. A court heard that the 54-year-old shouted the chilling ...