News tagged with biology letters
Great Tit Turns Out to be a Killer
(PhysOrg.com) -- The Great Tit is an aggressive songbird found in Britain, continental Europe, parts of Northern Africa, and much of Asia. It is believed to survive mostly on seeds, nuts, fruit, insects, beetles, ...
Sep 10, 2009 |
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Researchers find first-ever 'wanderlust gene' in tiny bony fish
(PhysOrg.com) -- A gene previously associated with physical traits is also dictating behaviour in a tiny fish widely regarded as a living model of Darwin's natural selection theory, according to a University ...
Aug 05, 2009 |
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Theory provides more precise estimates of large-area biodiversity
Ask biologists how many species live in a pond, a grassland, a mountain range or on the entire planet, and the answers get increasingly vague. Hence the wide range of estimates for the planet's biodiversity, ...
Jul 09, 2009 |
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New method for detecting nitroxyl will boost cardiac drug research
Wake Forest University scientists have developed a new research tool in the pursuit of heart medications based on the compound nitroxyl by identifying unique chemical markers for its presence in biological ...
Jul 06, 2009 |
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Stopgap DNA repair needs a second step
One can have a dream, two can make that dream so real, goes a popular song. Now a Weizmann Institute study has revealed that it takes two to perform an essential form of DNA repair.
May 04, 2009 |
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Nanoneedle is small in size, but huge in applications
(PhysOrg.com) -- Researchers at the University of Illinois have developed a membrane-penetrating nanoneedle for the targeted delivery of one or more molecules into the cytoplasm or the nucleus of living cells. ...
Nanotechnology / Bio & Medicine
Apr 28, 2009 |
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Measuring the Immeasurable: New Study Links Heat Transfer, Bond Strength of Materials
(PhysOrg.com) -- The speed at which heat moves between two materials touching each other is a potent indicator of how strongly they are bonded to each other, according to a new study by researchers at Rensselaer ...
Apr 13, 2009 |
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Biofilms: Even stickier than suspected
(PhysOrg.com) -- Biofilms are everywhere - in dental plaque and ear canals, on contact lenses and in water pipelines - and the bacteria that make them get more resilient with age, finds a new study in FEMS Mi ...
Mar 12, 2009 |
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Whale sonar: Two pings are better than one
Many whale species have sonar systems that send out two pings at once, allowing them to detect underwater objects with greater accuracy than even the most sophisticated human technologies, according to a study ...
Mar 04, 2009 |
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'Silver nanoparticle' microscope may shed new light on cancer, bone diseases
In a finding that could help speed the understanding of diseases ranging from cancer to osteoporosis, researchers in Utah are reporting development of a new microscope technique that uses “silver nanoparticle” mirrors to ...
Nanotechnology / Bio & Medicine
Feb 26, 2009 |
4.5 / 5 (2) |
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Why the swamp sparrow is hitting the high notes
Birdsongs are used extensively as models for animal signaling and human speech, offering a glimpse of how our own communicating abilities developed. A new study by Adrienne DuBois, a graduate student at the ...
Biology /
Jan 09, 2009 |
4 / 5 (1) |
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