Scientists at the University of California, Davis have engineered a strain of photosynthetic cyanobacteria to grow without the need for light. They report their findings today at the 113th General Meeting of the American ...
May 20, 2013
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New research results from Uppsala University, Sweden, instill hope of efficient hydrogen production with green algae being possible in the future, despite the prevailing scepticism based on previous research. The study, which ...
Apr 15, 2013
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(Phys.org)—Multicellularity in cyanobacteria originated before 2.4 billion years ago and is associated with the accumulation of atmospheric oxygen, subsequently enabling the evolution of aerobic life, as ...
Jan 16, 2013
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(Phys.org)—Sandia National Laboratories Truman Fellow Anne Ruffing has engineered two strains of cyanobacteria to produce free fatty acids, a precursor to liquid fuels, but she has also found that the process ...
Jan 07, 2013
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Scientists believe that prior to the advent of DNA as the earth's primary genetic material, early forms of life used RNA to encode genetic instructions. What sort of genetic molecules did life rely on before RNA?
Nov 09, 2012
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(Phys.org)—Scaling up the production of biofuels made from algae to meet at least 5 percent – about 10 billion gallons – of U.S. transportation fuel needs would place unsustainable demands on energy, ...
Nov 02, 2012
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Scaling up the production of biofuels made from algae to meet at least 5 percent—approximately 39 billion liters—of U.S. transportation fuel needs would place unsustainable demands on energy, water, and nutrients, says ...
Oct 24, 2012
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(Phys.org)—As society's demand for renewable energy continues to grow, hydrogen (H2) is appealing because it's carbon-neutral, portable, clean, and simple. However, producing it inexpensively and in suf ...
Oct 18, 2012
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Around 71 per cent of the Earth's surface is made up of salt-water oceans - that's 98 per cent of all water. The ecosystems that exist beneath their surface are diverse and vibrant. Their sheer scale, however, ...
Oct 15, 2012
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Cyanobacteria are among the oldest organisms on earth—they were the original oxygen-producing species and are thought to be responsible for the direction life has taken on earth. Nonetheless, they aren't ...
Sep 24, 2012
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Scientists have discovered an unusual symbiosis between tiny single-celled algae and highly specialized bacteria. Their partnership plays an important role in marine ecosystems, fertilizing the oceans by taking nitrogen from ...
Sep 20, 2012
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Scientists have designed a screening tool that provides a fast, easy and relatively inexpensive way to predict levels of a specific toxin in lakes that are prone to blue-green algal blooms.
Jun 04, 2012
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A new species of photosynthetic bacterium has come to light: it is able to control the formation of minerals (calcium, magnesium, barium and strontium carbonates) within its own organism. Published in Science on Apr ...
May 11, 2012
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(Phys.org) -- In an important step toward engineering bacteria to produce biofuel, scientists have developed one of the first global models for the nitrogen-fixing photosynthetic cyanobacterium Cyanothece ...
Apr 11, 2012
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(PhysOrg.com) -- Imagine being able to monitor protein expression levels in a cell as they change over time and in response to external stimuli. That is just what researchers did when they studied the photosynthetic ...
Apr 04, 2012
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