Bacteria swim by rotating the helical, hairlike flagella that extend from their unicellular bodies. Some bacteria, including the Escherichia coli (E. coli) living in the human gut, have multiple flagella that rotate as a ...
General Physics
Jul 8, 2013
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Iron, a critical element for living organisms, can be hard to hard to come by in open marine waters—except each summer, when atmospherically transported dust from north Africa's Sahara Desert provides pulses of biologically ...
Earth Sciences
May 9, 2016
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(Phys.org)—Of the many microbes that – like almost all life – require iron, some live in iron-limited environments. What to do? Secrete siderophores, of course: small, high-affinity iron chelating compounds that scavenge ...
Ocean acidification might alter climate-relevant functions of the oceans' uppermost layer, according to a study by a group of marine scientists published in the Journal of Geophysical Research: Oceans In an experiment led ...
Earth Sciences
Nov 11, 2014
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The search for new energy sources to power mankind's increasing needs is currently a topic of immense interest. Hydrogen-powered fuel cells are considered one of the most promising clean energy alternatives. While intensive ...
Earth Sciences
Aug 10, 2011
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Newcastle University scientists have found new types of plastic loving bacteria that stick to plastic in the deep sea that may enable them to 'hitchhike' across the ocean.
Environment
Apr 29, 2022
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Researchers are embarking on an ambitious four-year project to explore some of the deepest, coldest and hottest places on the planet. The aim is to collect and screen samples of mud and sediment from huge, previously untapped, ...
Earth Sciences
Jun 14, 2013
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A team of scientists and surgeons from Newcastle are developing a new nasal spray from a marine microbe to help clear chronic sinusitis.
Cell & Microbiology
Feb 18, 2013
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Seagrasses cover large swathes of shallow coastal seas, where they provide a vital habitat. They also remove large amounts of carbon dioxide (CO2) from the atmosphere and store it in the ecosystem. However, seagrasses need ...
Ecology
Nov 3, 2021
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(Phys.org)—During an expedition to the South Pacific Ocean, scientists from the Max Planck Institute for Marine Microbiology in Bremen, along with their colleagues from the GEOMAR and Christian-Albrechts University in Kiel, ...
Earth Sciences
Feb 24, 2013
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