thin, rubbery-looking band with squiggly black channels running through it
Tiny Nerve-Cooling Implant Relieves Pain in Rats
The device can chill nerves as small as a few millimeters across, but more testing and modifications are necessary before it could relieve pain in humans.
Tiny Nerve-Cooling Implant Relieves Pain in Rats
Tiny Nerve-Cooling Implant Relieves Pain in Rats

The device can chill nerves as small as a few millimeters across, but more testing and modifications are necessary before it could relieve pain in humans.

The device can chill nerves as small as a few millimeters across, but more testing and modifications are necessary before it could relieve pain in humans.

ABOVE: Northwestern University
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A frog partially submerged in water looking straight ahead
Drug Cocktail Triggers Regeneration of Amputated Frog Legs
Dan Robitzski | Jan 26, 2022
A new chemical treatment allowed African clawed frogs, which normally don’t regenerate limbs, to regrow functional hind legs following amputation.
Frogs Have a Bioelectric Mirror
Catherine Offord | Jan 1, 2019
Amputation of one limb triggers a rapid electric response that reflects the injury in the opposite one, researchers find.
Gaining Proprioception with Prosthetics
Bob Grant | May 31, 2017
New surgical techniques may help amputees feel more enmeshed with their artificial limbs.