Misc: What is the name used to describe the 'minor planets'?

Questions

How many faces did the Romans believe Janus to have?

What height was the model of King Kong used in the making of the film (Answer in inches only!!)?

In "Star Trek", what colour was Mr Spock's blood?

What style of music was pioneered by jazzmen Charlie Parker and Dizzy Gillespie?

Which silent film actor was known as "The Great Stone Face"?