News tagged with purple bacteria
Scientists finding sink holes in Great Lakes
May 04, 2009 |
4.8 / 5 (15) |
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Scientists studying submerged sinkholes in the Great Lakes off the coast of northern Michigan have stumbled onto something they never expected to find: life forms akin to those found in some of Earth's most extreme environments.
Pliable proteins keep photosynthesis on the light path
May 11, 2009 |
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Photosynthesis is a remarkable biological process that supports life on earth. Plants and photosynthetic microbes do so by harvesting light to produce their food, and in the process, also provide vital oxygen ...
Fuel from food waste: bacteria provide power
Biology /
Jul 17, 2008 |
4 / 5 (9) |
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Researchers have combined the efforts of two kinds of bacteria to produce hydrogen in a bioreactor, with the product from one providing food for the other. According to an article in the August issue of Microbiology Today, this t ...
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Biofilms use chemical weapons
Biology /
Jul 23, 2008 |
3.8 / 5 (6) |
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Bacteria rarely come as loners; more often they grow in crowds and squat on surfaces where they form a community together. These so-called biofilms develop on any surface that bacteria can attach themselves ...
Australia's ancient oceans: toxic and purple
Oct 06, 2005 |
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Ancient oceans in Australia’s north were toxic seas of sulfur, supporting coloured bacteria that made the seas appear purple and unlike anything we know of in the Earth’s history, according to new ANU research.
A tiny frozen microbe may hold clues to extraterrestrial life
Jun 15, 2009 |
4.7 / 5 (12) |
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A novel bacterium that has been trapped more than three kilometres under glacial ice in Greenland for over 120 000 years, may hold clues as to what life forms might exist on other planets.
Are microbes the answer to the energy crisis?
Biology /
Jun 04, 2008 |
3.8 / 5 (12) |
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The answer to the looming fuel crisis in the 21st century may be found by thinking small, microscopic in fact. Microscopic organisms from bacteria and cyanobacteria, to fungi to microalgae, are biological factories that ...
Popular diet product recalled in US amid bacteria fears
Dec 05, 2009 |
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Millions of cans of a popular ready-to-drink diet product are being recalled in the United States after tests showed the liquid meals could be tainted with bacteria, the manufacturer said Friday.
Antimicrobials: Silver (and copper) bullets to kill bacteria
Nov 09, 2009 |
4.7 / 5 (3) |
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Dana Filoti of the University of New Hampshire will present thin films of silver and copper she has developed that can kill bacteria and may one day help to cut down on hospital infections. The antimicrobial properties of ...
Researchers Examine How Viruses Destroy Bacteria
Nov 18, 2009 |
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Viruses are well known for attacking humans and animals, but some viruses instead attack bacteria. Texas A&M University researchers are exploring how hungry viruses, armed with transformer-like weapons, attack bacteria, which ...
Simple test could offer cheap solution to detecting landmines
Nov 16, 2009 |
5 / 5 (6) |
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Scientists have developed a simple, cheap, accurate test to find undetected landmines.
A sticky solution for identifying effective probiotics
Nov 24, 2009 |
5 / 5 (1) |
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Scientists have crystallised a protein that may help gut bacteria bind to the gastrointestinal tract. The protein could be used by probiotic producers to identify strains that are likely to be of real benefit to people.
New Evidence About the Rise of Oxygen
Oct 25, 2005 |
3.8 / 5 (11) |
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Scientists believe that oxygen first showed up in the atmosphere about 2.7 billion years ago. They think it was put there by a one-celled organism called "cyanobacteria," which had recently become the first living thing on ...
List of search results for purple bacteria
