After more than a century of study, mysteries still remain about the process of meiosis -- a special type of cell division that helps insure genetic diversity in sexually-reproducing organisms. Now, researchers ...
Nov 01, 2011
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When a bacterial cell divides into two daughter cells and those two cells divide into four more daughters, then 8, then 16 and so on, the result, biologists have long assumed, is an eternally youthful population of bacteria. ...
Oct 27, 2011
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As the planet continues to warm, it appears that seaweeds may be in especially hot water. New findings reported online on October 27 in Current Biology, a Cell Press publication, based on herbarium records collected in Aus ...
Oct 27, 2011
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(PhysOrg.com) -- The mysterious behaviour of female Eclectus parrots killing their sons immediately after they hatch has been unravelled by a team of researchers from the Australian National University.
Oct 20, 2011
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Scientists at Northwestern University have developed a new nanomaterial that can "steer" electrical currents. The development could lead to a computer that can simply reconfigure its internal wiring and become an entirely ...
Oct 16, 2011
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(PhysOrg.com) -- It's "Waterworld" snail style: Ocean-dwelling snails that spend most of their lives floating upside down, attached to rafts of mucus bubbles.
Oct 10, 2011
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Some male crickets will apparently put the lives of their mating partners ahead of their own. When a mated pair is out together, a male will allow a female priority access to the safety of a burrow, even though ...
Oct 06, 2011
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As night falls in certain mountain regions in California, a strange breed of creepy crawlies emerges from the soil: Millipedes that glow in the dark. The reason behind the glowing secret has stumped biologists ...
Sep 26, 2011
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The first "big picture" study of the effects of rapidly rising temperatures in the northeast Atlantic Ocean shows that a major shift in fish stocks is already well underway. But it isn't all bad news. The research, published ...
Sep 15, 2011
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(PhysOrg.com) -- A roundworm with a mix of male, female and hermaphrodite offspring is offering researchers at UT Arlington a look at a species in transition from one mode of reproduction to another.
Sep 09, 2011
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Researchers at the California Institute of Technology have obtained the first high-resolution, three-dimensional images of a cell with a nucleus undergoing cell division. The observations, made using a powerful ...
Sep 08, 2011
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Aging is generally accepted as a universal fact of life, but how do humans and other organisms age at the molecular level? At Sanford-Burnham Medical Research Institute (Sanford-Burnham), a team led by Malene ...
Sep 06, 2011
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In both chimpanzees and humans, portions of the brain that are critical for complex cognitive functions, including decision-making, self-awareness and creativity, are immature at birth. But there are important differences, ...
Aug 11, 2011
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Escape responses are some of the most studied behaviors by neurobiologists who want to understand how the brain processes sensory information. The ability to evade predators plays a vital role in the process of natural selection. ...
Jul 28, 2011
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