News tagged with electrical impulse

Regions of the brain can rewire themselves

(PhysOrg.com) -- Scientists at the Max Planck Institute for Biological Cybernetics in Tübingen have succeeded in demonstrating for the first time that the activities of large parts of the brain can be altered ...

Mar 09, 2009
5 / 5 (12) 0

Uncorrelated activity in the brain

Interconnected networks of neurons process information and give rise to perception by communicating with one another via small electrical impulses known as action potentials. In the past, scientists believed that adjacent ...

Jan 28, 2010
4.8 / 5 (9) 0 | with audio podcast

Shine a light instead of changing the battery

(PhysOrg.com) -- Pacemakers and other implanted medical devices require electric current to operate. Changing the battery requires an additional operation, which is an added stress on the patient. A Japanese team led by Eijiro ...

Dec 01, 2011
5 / 5 (5) 0 | with audio podcast

Light-activated skeletal muscle engineered (w/ Video)

Many robotic designs take nature as their muse: sticking to walls like geckos, swimming through water like tuna, sprinting across terrain like cheetahs. Such designs borrow properties from nature, using engineered materials ...

Aug 30, 2012
5 / 5 (4) 2 | with audio podcast