A small piece of the original apple tree said to have inspired Newton is about to be flown into space on the Space Shuttle.  It was with great pleasure that I accepted an invitation from BBC Scotland to be interviewed by Fred MacAulay on his morning radio show MacAulay and Co.  We talked about gravity, one of the topics I tackle in my upcoming book: Big Questions: Universe (see 13 April Update for more information), and also the mysterious MacAulay effect...

Listen to the interview here.