Charging Your Mobile Phone Just by Walking!

Low battery? This will never be a problem with a new machine that "sucks" power from the movement of the knees while walking. In the new research published in the journal "Science," 6 subjects wearing the devices on their legs while strolling on a treadmill delivered about 5 watts of electri... [ read more >> ]

The biomechanical energy harvester is made of an aluminium chassis and generator mounted on a customized orthopedic knee brace, weighing overall 3.5 pounds (1.5 kg).

Image comment: The biomechanical energy harvester is made of an aluminium chassis and generator mounted on a customized orthopedic knee brace, weighing overall 3.5 pounds (1.5 kg).
Image credits: Greg Ehlers/SFU

The biomechanical energy harvester is made of an aluminium chassis and generator mounted on a customized orthopedic knee brace, weighing overall 3.5 pounds (1.5 kg).