How do Touch Screens Work?
How do Touch Screens Work?  
Podcast: Ask the Naked Scientists
Published On: Fri Apr 26 2013
Description: Why do adults smell more than children? How are bionic implants contributing to longevity? What is progeria? How do touch screens work? Why do anti-HIV drugs cause fat redistribution? Why does power = volts x amps? What actually are dark matter and dark energy? Join Dr Chris for the answers to more cool questions from South Africa... Like this podcast? Please help us by supporting the Naked Scientists