White House Science Fair astonishes Obama
- Low-cost, 3-D printed prosthetics: 17-year-old Easton LaChappelle has created a mind-controlled prosthetic arm for the low price of $250, using parts cheaply replicated from a 3-D printer.
- Tactile sound device: Eighth-grader Jonah Kohn developed a tactile-sound device to help the hearing-impaired enjoy music.
- Better pancreatic cancer test: 16-year-old Jack Andraka developed a dipstick paper sensor test for pancreatic cancer that is faster, cheaper and more sensitive than current pancreatic cancer tests.
- Hydrating athletic gear: A team of second-, third- and fourth-graders from Georgia dreamed up a system to automatically cool down and hydrate sweating athletes.
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