Misc: how many time can a lightbeam travel around earth in one second?

Questions

Whose laws first described the motion of the planets round the sun?

What does the red spot on the Japanese flag represent?

How many years old was the telephone before one was installed on the desk of the President of the United States?

Which singer went solo after performing with the Commodores?

Who said , "Marriage is a wonderful invention - but so is the bicycle repair kit"?