Scientists have built a hybrid bionanoelectronic transistor that can be powered by ATP, or adenosine triphosphate, the energy currency in living cells. The researchers, Aleksandr Noy and colleagues from Lawrence Livermore ...
More than 150 years ago, Darwin proposed the theory of universal common ancestry (UCA), linking all forms of life by a shared genetic heritage from single-celled microorganisms to humans. Until now, the theory that makes ...
Evolution
May 12, 2010
150
0
(PhysOrg.com) -- Nature and software engineers face similar design challenges in creating control systems. The different solutions they employ help explain why living organisms tend to malfunction less than computers, a Yale ...
Mathematics
May 3, 2010
26
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(PhysOrg.com) -- A lake of natural hot liquid asphalt in Trinidad and Tobago has been found to be teeming with microbes despite the toxic environment. The lake, aptly named Pitch Lake (since pitch is the old name for tar), ...
An international study based at the University of Pittsburgh provides the first identification of a human enzyme that can biodegrade carbon nanotubes—the superstrong materials found in products from electronics to plastics—and ...
Bio & Medicine
Apr 7, 2010
2
0
For 80 years it has been accepted that early life began in a 'primordial soup' of organic molecules before evolving out of the oceans millions of years later. Today the 'soup' theory has been over turned in a pioneering paper ...
Biochemistry
Feb 2, 2010
30
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Researchers at UC San Diego who last year genetically engineered bacteria to keep track of time by turning on and off fluorescent proteins within their cells have taken another step toward the construction of a programmable ...
Biotechnology
Jan 20, 2010
0
0
(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
0
0
(PhysOrg.com) -- NASA scientists studying the origin of life have reproduced uracil, a key component of our hereditary material, in the laboratory.
Biochemistry
Nov 6, 2009
0
2
(PhysOrg.com) -- Biologists at the University of California, Riverside report new evidence for evolutionary change recorded in both the fossil record and the genomes (or genetic blueprints) of living organisms, providing ...
Evolution
Sep 4, 2009
42
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