Insects show how DNA mistakes become evolutionary innovation
One of the more difficult aspects of evolution for some people to swallow is the notion that random copying errors in DNA can add up to anything useful.
Evolution
Oct 8, 2012
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News tagged with nerve impulses
Related topics:
nerve cells
Light now in sight: Control of a 'blind' neuroreceptor with an optical switch
When nerve cells communicate with one another, specialized receptor molecules on their surfaces play a central role in relaying signals between them. A collaborative venture involving teams of chemists based at Ludwig-Maximilians-Universitat ...
Biochemistry
Jan 10, 2012
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Opening the gate to the cell's recycling center
(PhysOrg.com) -- In cells, as in cities, disposing of garbage and recycling anything that can be reused is an essential service. In both city and cell, health problems can arise when the process breaks down.
Cell & Microbiology
Jul 14, 2010
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Cockroaches offer inspiration for running robots
The sight of a cockroach scurrying for cover may be nauseating, but the insect is also a biological and engineering marvel, and is providing researchers at Oregon State University with what they call "bioinspiration" in a ...
Robotics
Dec 28, 2009
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Light instead of current: Activation of neurons with light by means of semiconductor photoelectrodes
(PhysOrg.com) -- Understanding the mechanisms by which the brain functions is one of the most complex challenges in science. One important aspect is the electrical conduction of stimuli in nerve cells. In order to study neuronal ...
Biochemistry
Feb 20, 2009
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How Bed Bugs Outsmart the Chemicals Designed to Control Them
(PhysOrg.com) -- Bed bugs, once nearly eradicated in the built environment, have made a big comeback recently, especially in urban centers such as New York City. In the first study to explain the failure to control certain ...
Jan 8, 2009
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Pair win Nobel for unlocking mystery of sensing temperature, touch
US scientists David Julius and Ardem Patapoutian on Monday won the Nobel Medicine Prize for discoveries on receptors for temperature and touch.
Other
Oct 4, 2021
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Researchers study the link between motor neuron activation and speed
Whether running away from a predator or to win an Olympic gold, how fast we run determines the final outcome. Locomotion is produced when limb muscles contract in a co-ordinated fashion. This, in turn, is caused by electrical ...
Cell & Microbiology
Mar 12, 2020
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All ears: Genetic bases of mammalian inner ear evolution
Mammals have adapted to live in the darkest of caves and the deepest oceans, and from the highest mountains to the plains. Along the way, mammals have also adapted a remarkable capacity in their sense of hearing, from the ...
Evolution
May 29, 2019
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Opening the black box of dendritic computing
How do nerve cells compute? This fundamental question drives LMU neurobiologists led by Andreas Herz. They have now presented a novel method to disentangle complex neural processes in a much more powerful way than was previously ...
Cell & Microbiology
Mar 7, 2019
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