Podcast:Ask the Naked Scientists Published On: Fri Aug 31 2012 Description: Is a heater more efficient than a lightbulb? Why does your tongue stick to ice? Do planes alter the weather around airports? What's a headache? Do dreams alter your metabolism? Is medicine making the population less fit? Is teething linked to diarrhoea? Why don't aircraft tyres explode? Join Dr Chris for this week's round up of intriguing science questions and answers from Talk Radio 702... Like this podcast? Please help us by supporting the Naked Scientists