The detailed changes in the structure of a virus as it infects an E. coli bacterium have been observed for the first time, report researchers from The University of Texas at Austin and The University of Texas Health Science ...
Cell & Microbiology
Jan 10, 2013
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(Phys.org)—A simple, precise and inexpensive method for cutting DNA to insert genes into human cells could transform genetic medicine, making routine what now are expensive, complicated and rare procedures for replacing ...
Biotechnology
Jan 8, 2013
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After extensive analyses by a team of scientists led by Carl Agee at the University of New Mexico, researchers have identified a new class of Martian meteorite that likely originated from the Mars's crust. It is also the ...
Space Exploration
Jan 3, 2013
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Until today, Alfred Russell Wallace's century old map from 1876 has been the backbone for our understanding of global biodiversity. Thanks to advances in modern technology and data on more than 20,000 species, scientists ...
Ecology
Dec 20, 2012
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(Phys.org)—Radio-astronomical observations of a distant galaxy indicate that the ratio of the proton's mass to that of the electron has hardly changed over cosmic history. This fundamental constant of nature has changed ...
Astronomy
Dec 13, 2012
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Moths are able to enjoy a pollinator's buffet of flowers – in spite of being among the insect world's picky eaters – because of two distinct "channels" in their brains, scientists at the University of Washington and University ...
Plants & Animals
Dec 6, 2012
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(Phys.org)—Scientists have discovered 100 million-year-old regions in the DNA of several plant species which could hold secrets about how specific genes are turned 'on' or 'off'.
Biotechnology
Dec 5, 2012
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A Goddard-built instrument on NASA's MESSENGER mission provided one of three new lines of evidence that water ice exists near the north pole of Mercury. Most of the ice is covered by a thin layer of material that blankets ...
Space Exploration
Nov 29, 2012
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An international group of scientists working at the SLAC National Accelerator Laboratory has mapped a weak spot in the parasite that causes African sleeping sickness, pinpointing a promising new target for treating a disease ...
Biochemistry
Nov 29, 2012
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Using tiny radiation pressure forces—generated each time light is reflected off a surface—University of Oregon physicists converted an optical field, or signal, from one color to another. Aided by a "dark mode," the conversion ...
Quantum Physics
Nov 15, 2012
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