"When the sun hits the ground and the owl's been around, veeries nary make a sound." It's a familiar quotation you've never heard before, but one buoyed up as a modern truism thanks to recent research conducted in part by ...
Plants & Animals
Aug 7, 2013
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(Phys.org) —By studying a gene in yeast, a team of scientists has found that modifications to histones—proteins associated with DNA—can control whether or not a gene is allowed to function and may be important in maintaining ...
Biotechnology
Aug 6, 2013
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Moths are nocturnal, and they have one major enemy; the bat. As a defense many moths developed ears sensitive to the bat´s echolocation cries, and they have also developed different behaviors to avoid bats. Now it turns ...
Plants & Animals
Jul 8, 2013
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When a new species emerges following adaptive changes to its local environment, the process of choosing a mate can help protect the new species' genetic identity and increase the likelihood of its survival. But of the many ...
Plants & Animals
Jun 19, 2013
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Long before humans understood the principles of genes and heritability, they were already shaping animal evolution through selective breeding. The various domesticated species we cultivate today are the product of a centuries-long ...
Biotechnology
Jun 7, 2013
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Biologists have uncovered new insights into how the male sexual behaviour of the peculiar southern bottletail squid is primed to produce the greatest number of offspring.
Plants & Animals
Jun 4, 2013
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Spinning-disk confocal microscopy is an optical imaging technique that can be used to generate detailed three-dimensional fluorescence images of living cells and their contents. Although a powerful tool for observing dynamic ...
General Physics
May 17, 2013
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Many proteins undergo extensive modification after being synthesized, particularly those that are secreted or embedded in the cell membrane. This is achieved within the Golgi apparatus (see image), a cellular organelle consisting ...
Cell & Microbiology
Apr 24, 2013
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Understanding exactly how stem cells form into specific organs and tissues is the holy grail of regenerative medicine. Now a UC Santa Barbara researcher has added to that body of knowledge by determining how stem cells produce ...
Cell & Microbiology
Apr 22, 2013
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The recently published genome sequences of seven well-studied ant species are opening up new vistas for biology and medicine. A detailed look at molecular mechanisms that underlie the complex behavioral differences in two ...
Plants & Animals
Feb 13, 2013
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