Corn split off from its closest relative teosinte, a wild Mexican grass, about 10,000 years ago thanks to the breeding efforts of early Mexican farmers. Today it's hard to tell that the two plants were ever close kin: Corn ...
Biotechnology
Sep 25, 2011
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The popular belief among scientists that certain sequences of DNA are relatively unimportant in the evolutionary process has been turned on its head by two Murdoch University researchers.
Biotechnology
Jul 14, 2011
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German researchers at Johannes Gutenberg University Mainz (JGU) and the Helmholtz Institute Mainz (HIM), together with their colleagues from the Max Planck Institute for Nuclear Physics in Heidelberg and the GSI Helmholtz ...
Quantum Physics
Jun 21, 2011
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(PhysOrg.com) -- For more than two decades, scientists have been "watching" electrons in atoms make the jump between energy levels in real time. "Atoms have energy levels, and when electrons 'jump' from one level to another, ...
University of British Columbia researchers have identified a small virus that attacks another virus more than 100 times its own size, rescuing the infected zooplankton from certain death. The discovery provides clues to the ...
Biotechnology
Mar 3, 2011
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(PhysOrg.com) -- Researchers in New Zealand have found that a type of jumping spider prefers the odor of smelly socks to clean ones. The spider is the only predator known to feed indirectly on vertebrate blood by eating the ...
Since the days of Darwin, the "tree of life" has been the preeminent metaphor for the process of evolution, reflecting the gradual branching and changing of individual species.
Biotechnology
Feb 4, 2011
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Jump ropes are used by kids for fun and by athletes for training. But what about the underlying physics? How do jump ropes work? Can important engineering principles be studied?
General Physics
Nov 22, 2010
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Over the next year, spiders watching videos of their prey are going to help biologist Elizabeth Jakob at the University of Massachusetts Amherst and her colleagues understand how animals choose which visual elements to attend ...
Plants & Animals
Oct 26, 2010
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Scientists have finally sequenced the entire genome of an ant, actually two very different species of ant, and the insights gleaned from their genetic blueprints are already yielding tantalizing clues to the extraordinary ...
Biotechnology
Aug 26, 2010
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