For deer mice living in the Nebraska Sandhills, color can literally be the difference between life and death.
Evolution
Mar 14, 2013
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Analysis of DNA extracted from a fossil tooth recovered in southern Siberia confirms that the tooth belonged to one of the oldest known ancestors of the modern dog, and is described in research published March 6 in the open ...
Archaeology
Mar 6, 2013
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(Phys.org)—How do we know if we're looking at the three-dimensional world or at a kind of trompe l'oeil image painted on the inside of a huge glass sphere? More to the point, how would a robot know?
Engineering
Mar 1, 2013
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Harvard scientists say they've solved a mystery that's nearly as old as science's understanding of the genetic code.
Biotechnology
Jan 21, 2013
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Nature vs. nurture has long been one of the great debates in science—is behavior hard-wired into the brain, or determined by environment? In at least some cases, Harvard researchers are showing, how animals behave is in ...
Plants & Animals
Jan 16, 2013
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Notch – the protein that can help determine cell fate – maintains a stable population of basal cells in the prostate through a positive feedback loop system with another key protein – TGF beta (transforming growth factor ...
Cell & Microbiology
Nov 1, 2012
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For the first time, researchers at the University of California, Davis, have watched single strands of DNA being prepped for repair. The research, published this week in the journal Nature, has implications for understanding ...
Cell & Microbiology
Oct 29, 2012
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In a critical breakthrough in unraveling how molecular "motors" ferry proteins and nutrients through cells, Harvard scientists have produced high-resolution images that show how the "foot" of dynein—one of the most complex, ...
Cell & Microbiology
Oct 23, 2012
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(Phys.org)—To remove waste from cells, a class of membrane-sculpting proteins create vesicles—molecular trash bags—that carry old and damaged proteins from the surface of cellular compartments into internal recycling ...
Cell & Microbiology
Oct 23, 2012
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Historically, fly and human Polycomb proteins were considered textbook exemplars of transcriptional repressors, or proteins that silence the process by which DNA gives rise to new proteins. Now, work by a team of researchers ...
Cell & Microbiology
Apr 30, 2012
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