A Canadian schoolgirl has invented a flashlight powered using just the heat from a human hand.<br /><br />Fifteen-year old Ann Makosinski, a Grade 10 student at St. Michaels University School in Victoria, used Peltier tiles and an aluminum tube to power three LED bulbs to earn herself a place at the Google Science Fair.<br /><br />Peltier tiles take advantage of the thermoelectric effect to create voltage. After performing some basic calculations, Makosinski found that although the tiles produced enough energy, the voltage was insufficient, but a power converter integrated circuit solved the problem. The final design involved an aluminum pipe placed inside a larger PVC pipe and LEDs centered in the middle of the tube.<br />--------------------------------------------------------<br /><br />TomoNews is your daily source for top animated news. We've combined animation and video footage with a snarky personality to bring you the biggest and best stories from around the world. <br /><br />For news that's fun and never boring, visit our channel:<br />https://www.youtube.com/user/TomoNewsUS<br /><br />Subscribe to stay updated on all the top stories:<br />http://www.youtube.com/subscription_center?add_user=TomoNewsUS<br /><br />Stay connected with us here:<br />Facebook http://www.facebook.com/TomoNewsUS<br />Twitter @tomonewsus http://www.twitter.com/TomoNewsUS<br />Google+ http://gplus.to/TomoNewsUS
