(Phys.org)—Raising the temperature is one easy way to get chemical reactions to speed up. This temperature dependence can be accurately described by a simple exponential relation known as the Arrhenius equation. A commonly ...
(Phys.org) —Advances in light-sheet microscopy have led to impressive images and videos of the brain in action. With this technique, a plane of light is scanned through the sample to excite fluorescent calcium sensors which ...
Researchers at the Stanford University School of Medicine have discovered that males of the laboratory roundworm secrete signaling molecules that significantly shorten the lifespan of the opposite sex.
Plants & Animals
Nov 28, 2013
0
0
(Phys.org) —The worm Caenorhabditis elegans is one of the most widely studied creatures. Scientists consider the worm a model organism for exploring animal development including neural development. The reasons are basic; ...
(PhysOrg.com) -- Minuscule amounts of ethanol, the type of alcohol found in alcoholic beverages, can more than double the life span of a tiny worm known as Caenorhabditis elegans, which is used frequently as a model in aging ...
Biotechnology
Jan 20, 2012
13
0
(PhysOrg.com) -- A University of Leeds researcher has drawn inspiration from biology to build a giant robotic worm that can wiggle its way around obstacles.
Robotics
Jul 6, 2011
2
0
(PhysOrg.com) -- Facebook figures out that you know Holly, although you haven't seen her in 10 years, because you have four mutual friends -- a good predictor of direct friendship. But sometimes Facebook gets it wrong. "Hey, ...
Computer Sciences
Dec 7, 2009
8
0
Scientific dogma has long asserted that females are born with their entire lifetime's supply of eggs, and once they're gone, they're gone. New findings by researchers at Fred Hutchinson Cancer Research Center, published online ...
Cell & Microbiology
Aug 27, 2009
0
0
Proteins are essential for all biological activities and the health of the cell. Misfolded and damaged proteins spell trouble and are common to all human neurodegenerative diseases and many other age-associated diseases. ...
Cell & Microbiology
Aug 24, 2009
2
0
All multicellular organisms—from the simplest animal and plant organisms to humans—live in close association with a multitude of microorganisms, the so-called microbiome, which colonize their tissues and live in symbiotic ...
Ecology
May 3, 2024
0
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