As astronomers have begun to gather data on the atmospheres of planets, we're learning about their compositions and evolution. Thick atmospheres are the easiest to study, but these same thick atmospheres can hide the surface ...
Planetary Sciences
Dec 27, 2023
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42
The enzymes found in living organisms have impressive catalytic power. Thanks to enzymes, the chemical reactions that sustain life happen millions of times faster than they would occur without them. Enzymes speed up reactions ...
Materials Science
Jul 28, 2022
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129
(PhysOrg.com) -- A team of physicists comprised of members from IBM Research in Switzerland and the University of Liverpool in the U.K. have figured out a way to improve on results obtained using a Scanning Tunneling Microscope ...
(PhysOrg.com) -- A visit to your local graveyard can provide not only a history lesson, but a science lesson as well. Historians know that gravestones can reflect the lives of people whose memories are lost in time, and ...
Earth Sciences
Dec 8, 2009
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0
Every moment in our bodies' cells, countless activities vital to life occur thanks to enzymes. These special proteins act as catalysts by accelerating the pace and improving the selectivity of chemical reactions without undergoing ...
Biochemistry
Jul 28, 2022
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418
Much like investors in the stock market, cell populations prepare for changes in the environment by spreading the risk. The tool box they use contains a repertoire of sensory receptors on the surface of individual cells. ...
Cell & Microbiology
Nov 13, 2020
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80
(Phys.org) -- Predatory beetles can detect the unique alarm signal released by ants that are under attack by parasitic flies, and the beetles use those overheard conversations to guide their search for safe egg-laying sites ...
Plants & Animals
Aug 3, 2012
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0
Carbon-based catalysts have garnered extensive attention over the past decades as an economical alternative to noble metal catalysts for renewable energy systems.
Nanomaterials
Jan 30, 2023
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16
A new joint theoretical and experimental study suggests that graphene sheets efficiently shield chemical interactions. One of the promising applications of this phenomenon is associated with improving the quality of 2D materials ...
Nanomaterials
Feb 8, 2016
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59
Scientists at the University of Massachusetts Amherst report that for the first time they have designed a much simpler method of preparing ordered magnetic materials than ever before, by coupling magnetic properties to nanostructure ...
Nanophysics
Sep 27, 2011
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