In a step toward using human saliva to tell whether those stiff joints, memory lapses, and other telltale signs of aging are normal or red flags for disease, scientists are describing how the protein content of women's saliva ...
Biochemistry
Nov 18, 2009
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Israeli scientists have developed new technology to fight biological identity theft after realising that DNA evidence found at crime scenes can be easily falsified.
Biotechnology
Aug 20, 2009
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(PhysOrg.com) -- Biologists have long known how adaptive evolution works. New mutations arise within a population and those that confer some benefits to the organism increase in frequency and eventually become fixed in the ...
Evolution
Aug 10, 2009
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(PhysOrg.com) -- Researchers at the University of California, Berkeley, are proving that a camera phone can capture far more than photos of people or pets at play. They have now developed a cell phone microscope, or CellScope, ...
Biotechnology
Jul 22, 2009
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