(Phys.org) —Scientists use scanning electron microscopes (SEMs) to study tiny structures in small organisms. SEMs can only work in a high vacuum, and exposure to such a vacuum normally causes living things to die very ...
The ocean the Titanic sailed through just over 100 years ago was very different from the one we swim in today. Global warming is increasing ocean temperatures and harming marine food webs. Nitrogen run-off from fertilizers ...
Earth Sciences
Jun 14, 2013
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Tiny fossils that scientists have thought for decades were the embryos of the earliest animals ever found have turned out to be the remains of much simpler microbial organisms.
Paleontology & Fossils
Dec 22, 2011
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Even the tiniest microscopic organisms make waves when they swim. In fact, dealing with these waves is a fact of life for the ulcer-causing bacteria H. pylori.
General Physics
Jan 18, 2012
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(PhysOrg.com) -- By producing some of the highest resolution images of peptides attaching to mineral surfaces, scientists have a deeper understanding how biomolecules manipulate the growth crystals. This research may lead ...
Bio & Medicine
Nov 23, 2009
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(PhysOrg.com) -- Organic nanostructures are key elements of nanotechnology because these building blocks can be made with tailored chemical properties. Their disadvantage has been that their mechanical properties have so ...
Nanomaterials
Sep 30, 2010
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Climate change may be weeding out the bacteria that form the base of the ocean's food chain, selecting certain strains for survival, according to a new study.
Earth Sciences
Jul 2, 2013
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From the Terminator to Spiderman's suit, self-repairing robots and devices abound in sci-fi movies. In reality, though, wear and tear reduce the effectiveness of electronic devices until they need to be replaced. What is ...
Nanomaterials
Jan 3, 2022
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More carbon dioxide in the atmosphere causes soil to release the potent greenhouse gases methane and nitrous oxide, new research published in this week's edition of Nature reveals. "This feedback to our changing atmosphere ...
Environment
Jul 13, 2011
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Smarter use of the microbes that live in and around crops could pay huge dividends for farmers in the near future, according to an Iowa State University microbiologist.
Biotechnology
Sep 9, 2013
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