Ask The Naked Scientists

Ask the Naked Scientists SA episode

Fri, 19th Apr 2013

Did I see 3 Rainbows?

CD rainbows (c) Dave Ansell

Does holding a car remote to your head make it work better? Why does a boat float? Are triple rainbows real? What's a near-death experience? This week we also look at a new scientific study into why - and when - breast milk transmits HIV to a baby...

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Triple rainbows do exist in theory but generally they are too dim to see without image enhancement syhprum, Sun, 28th Apr 2013

The weather conditions in Aberdeen frequently produce triple rainbows which are very clear to the eye, though I don't think I've ever seen three full arcs - usually it's just the lower ends of one side of a rainbow against thudding black cloud. It came as a big surprise to me to hear that science was questioning their existence. I don't think I've never seen a quadruple one though. David Cooper, Sun, 28th Apr 2013

The radio remote at temple increasing range has been discussed before : you are a better antenna for the transmitter if you hold the the remote control near your head  ...
RD, Sun, 28th Apr 2013

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