Many bright teen aged students these days are coming up with science projects that would even be awe-inspiring as a college thesis. From exploring the effectiveness of cancer treatments to revolutionizing the disposal of plastics, these students prove you don't have to be an adult to have amazing, world-changing ideas about science.

Take a look at 20 amazing science fair projects, including one girl's chemical-sniffing LEGO Robot that keeps humans at a safe distance from toxic materials.

Supported by a grant from Homeland Security, a 16-year-old even came up with a devise that can reliably detect nuclear weapons and explosive materials in vehicles pass as they drive through his sensors.

(READ the story at MNN)