Ann Makosinski, a young Canadian inventor who competed in the 2013 Google Science Fair, made the Hollow Flashlight that can lit using the heat of a human hand. She used Peltier tiles to capture enough ...

At the tender age of 15, Canadian high school student Ann Makosinski has designed and built a flashlight powered by body heat. Her Hollow Flashlight secured her a finalist slot in the 15-16 age group ...

There are some exceptional young scientists going to the Google Science Fair this year, and among the finalists is 15-year-old Ann Makosinski, from Victoria, B.C., who invented a hollow flashlight ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. Ann ...

From a sleeping bag that charges your gadgets to entire buildings warmed by body heat, scientists are harvesting the heat emitted by humans as a source of renewable energy. But the latest development ...

A flashlight that ditches the batteries in favor of body heat is one of the finalists in Google’s 2013 Science Fair. Ann Makosinski, 15-year-old Canadian student, created what she calls the “Hollow ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Ann Makosinski, a 15-year-old high school student from British Columbia, has developed a thermoelectrically based flashlight that can be powered by the warmth of one’s hand. Ann Makosinski holding her ...

A 15-year-old girl in Canada has invented a flashlight that produces light just by using the warmth of your hand. A 15-year-old girl in Canada has invented a flashlight that produces light just by ...

A 15-year-old Victoria girl's bright idea for a human-powered flashlight has landed her in the finals for the Google Science Fair. Ann Makosinski designed the device – which she dubbed the Hollow ...

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 ...

Ann Makosinski, a high school student from Victoria, B.C., went all the way to the Google Science Fair this month with her project, the 'hollow flashlight', and she took home one of the top prizes of ...