Every day, about one quadrillion gallons of water are silently pumped from the ground to the treetops. Earth's plant life accomplishes this staggering feat using only sunlight. It takes energy to lift all this liquid, but ...
Earth Sciences
Sep 7, 2022
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655
Mitochondria burn sugar and supply the cell with energy. They were long thought to be structures that are relatively independent of the cell. However, Carolin Gerbeth, a PhD student from the trinational research training ...
Cell & Microbiology
Oct 4, 2013
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0
(Phys.org)—After years of experimentation, researchers at the University of Arkansas have solved a complex, decades-old problem in membrane biochemistry. The consequence of their work will give scientists more information ...
Biochemistry
Jan 24, 2013
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(PhysOrg.com) -- Large, lumbering animals such as elephants move much more efficiently than small, agile ones such as mice, University of Manchester scientists have shown.
Evolution
Sep 7, 2009
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0
Konstanz biologists have discovered a phosphorus-based bacterial metabolism that is both new and ancient. The story of its discovery features a calculation from the 1980s, a sewage plant, a new bacterial organism, and a remnant ...
Cell & Microbiology
Nov 10, 2023
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148
Rodger Kram, a faculty member in the integrative physiology department and an expert on human locomotion, has a fond place in his heart for kangaroos. A few decades ago he and colleagues measured the gait and metabolism of ...
Plants & Animals
Oct 3, 2014
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0
Plant-based biofuels were initially hailed as the answer to all problems posed by traditional fossil fuels. Supply is unlimited and they are also neutral to emissions harmful to the environment also. But using plants has ...
Energy & Green Tech
Sep 25, 2013
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0
All machines convert one form of energy into another form—for example, a car engine turns the energy stored in fuel into kinetic energy. Those processes of energy conversion, described by thermodynamics, don't only take ...
Nanophysics
Sep 28, 2018
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47
There may be a fundamental link between aspects of an individual's personality and their capacity to exercise or generate energy, recent research suggests.
Evolution
Oct 11, 2010
1
0
(PhysOrg.com) -- Were dinosaurs endothermic (warm-blooded) like present-day mammals and birds or ectothermic (cold-blooded) like present-day lizards? The implications of this simple-sounding question go beyond deciding whether ...
Plants & Animals
Nov 11, 2009
1
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