News tagged with external stimuli

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

New material gets itself into shape

Inspired by plant components that respond to external stimuli, material scientists from ETH Zurich have devised a new method for producing composite materials from a variety of materials that adopt a pre-programmed shape ...

Apr 16, 2013
5 / 5 (2) 1 | with audio podcast

Noise down, neuron signals up

Biomedical engineer Muhammet Uzuntarla from Bulent Ecevit University, Turkey, and his colleagues present a biologically accurate model of the underlying noise which is present in the nervous system. The article is about to ...

Aug 15, 2012
4.5 / 5 (2) 0

Putting the clock in 'cock-a-doodle-doo'

Of course, roosters crow with the dawn. But are they simply reacting to the environment, or do they really know what time of day it is? Researchers reporting on March 18 in Current Biology have evidence that p ...

Mar 18, 2013
5 / 5 (1) 1 | with audio podcast

Talking plants… science fiction?

Science is becoming closer emulating the fiction of the Avatar movie, by deciphering plants' electrical signals to devise new holistic environmental biosensors.

Jan 21, 2014
5 / 5 (1) 0