News tagged with metazoans
Scientists discover first multicellular life that doesn't need oxygen
(PhysOrg.com) -- Oxygen may not be the staple of modern complex life that scientists once thought. Until now, the only life forms known to live exclusively in anoxic conditions were viruses, bacteria and Archaea. ...
Apr 07, 2010 |
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Search results for metazoans
Examining evolution from a cellular perspective
The evolutionary processes of unicellular and multicellular organisms are continually under debate. John Torday, Ph.D., a lead investigator at Los Angeles Biomedical Research Institute (LA BioMed), has recently co-authored ...
Jan 25, 2012 |
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Reefs recovered faster after mass extinction than first thought
Metazoan-dominated reefs only took 1.5 million years to recover after the largest species extinction 252 million years ago, an international research team including paleontologists from the University of Zurich ...
Space & Earth / Earth Sciences
Sep 30, 2011 |
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Fluid equilibrium in prehistoric organisms sheds light on a turning point in evolution
Maintaining fluid balance in the body is essential to survival, from the tiniest protozoa to the mightiest of mammals. By researching recent genomic data, Swiss researchers have found genetic evidence that links this intricate ...
Sep 22, 2011 |
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Scientists discover animal-like urea cycle in tiny diatoms in the ocean
Scientists have discovered that marine diatoms, tiny phytoplankton abundant in the sea, have an animal-like urea cycle, and that this cycle enables the diatoms to efficiently use carbon and nitrogen from their ...
May 11, 2011 |
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Conceptualizing cancer cells as ancient 'toolkit'
(PhysOrg.com) -- Despite decades of research and billions of dollars, cancer remains a major killer, with an uncanny ability to evade both the body's defenses and medical intervention. Now an Arizona State ...
Feb 07, 2011 |
5 / 5 (5) |
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Discovery rekindles debate on origins of multi-cellular life
A recent discovery by a University of Florida geologist may lend support to the theory that one of the defining moments of evolution may not have occurred as currently thought.
Dec 22, 2010 |
4.3 / 5 (13) |
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Hidden communities revealed by new DNA sequencing
(PhysOrg.com) -- Half a bucket full of sand from an unassuming beach in Scotland has revealed a far richer and more complex web of microscopic animals living within the tiny ‘ecosystem’ than have previously been ...
Oct 20, 2010 |
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Geologists revisit the Great Oxygenation Event
In "The Sign of the Four" Sherlock Holmes tells Watson he has written a monograph on 140 forms of cigar-, cigarette-, and pipe-tobacco, "with colored plates illustrating the difference in the ash." He finds ...
Space & Earth / Earth Sciences
Aug 19, 2010 |
4.9 / 5 (16) |
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The salp: Nature's near-perfect little engine just got better
What if trains, planes, and automobiles all were powered simply by the air through which they move? Moreover, what if their exhaust and byproducts helped the environment?
Space & Earth / Earth Sciences
Aug 09, 2010 |
4 / 5 (9) |
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Cancer: 'Primitive' gene discovered
To find the causes for cancer, biochemists and developmental biologists at the University of Innsbruck, Austria, retraced the function of an important human cancer gene 600 million years back in time. For ...
Feb 11, 2010 |
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List of search results for metazoans
