A replica of a weapon wielded by a race of alien warriors in the sci-fi TV show Star Trek has been seized by police from a 17-year-old boy's bedroom. The 4ft (1.2m) Klingon bat'leth and other ...

Worf even got into Klingon martial arts, and practised weekly with the "bat'leth" – a bladed weapon favored by the race. Doing so involved dressing up in Klingon armor. Other members of the tech ...