While many teenagers are content to sit at home playing computer games, this one has set his sights on something a little more ambitious.
Eric Jacqmain, from Indiana in the US, covered an ordinary fibreglass satellite dish with 5,800 tiny mirror tiles - and made his very own 'death ray'.
When aligned correctly it can generate a heat spot a couple of centimetres across, with an intensity of 5,000 shining suns, the 19-year-old claims.
