...and earns spot in Google Science Fair finals This girl's science project really puts your baking soda volcano to shame A 15-year-old girl in Canada has invented a flashlight that only needs the warmth of the hand to turn on. Ann Makosinski, a high school junior in Victoria, British Columbia, was trying to think of a way of harvesting untapped energy when she was inspired to make the flashlight. She realized that the warmth generated by the human body was an overlooked energy source. Her project objective was to create a flashlight that ran solely off the heat of the...