What happens when someone’s personal project is turned into a startup which becomes something of a publicity darling, then collapses with very little product shipped and takes all its customers’ money ...

We may receive a commission on purchases made from links. If you want to carry an easily concealable high-powered flashlight like those used by agents of the Federal Bureau of Investigation (FBI), ...

White light-emitting diodes (LEDs) have tremendous potential for energy-efficient illumination. However, achieving white light emission with a 'colour temperature' that is not too blue is a serious ...