(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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In order to obtain accurate and immediate diagnosis, a group of researchers in the area of Nano-Optics at the Center for Scientific Research and Higher Education of Ensenada, Baja California (CICESE), in the north of Mexico, ...
Engineering
Oct 14, 2014
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A portable holographic field microscope developed by UConn optical engineers could provide medical professionals with a fast and reliable new tool for the identification of diseased cells and other biological specimens.
Optics & Photonics
Oct 31, 2017
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18
Viscous nanopores, tiny holes punctured in fluid membranes, collapse according to a universal law, a Purdue University study shows. The finding could improve the design of nanopores for fast, inexpensive DNA analysis and ...
Nanomaterials
Dec 2, 2015
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281
A team of engineers and students at the University of Rhode Island has developed an advanced blood-testing technology that incorporates a smartphone application, a hand-held biosensor and a credit card-sized cartridge to ...
Analytical Chemistry
Sep 6, 2012
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A small, portable breath monitor developed at the University of Michigan can quickly and accurately detect acute respiratory distress syndrome, an often deadly disease that causes fluid to leak into the lungs and demands ...
Analytical Chemistry
Aug 2, 2019
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51
Two centuries after the French people beheaded King Louis XVI and dipped their handkerchiefs in his blood, DNA analysis has thrown new doubt on the authenticity of one such rag kept as a morbid souvenir.
Archaeology
Apr 24, 2014
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In Africa hundreds of rhinos are shot or immobilised by poachers every year to supply ground up horn for the Asian medicine market. It is reputed to make men virile and treat anything from stomach ache to cancer - all just ...
Ecology
Jun 21, 2013
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Correctly and quickly diagnosing malaria is essential for effective and life-saving treatment. But rapid detection, particularly in remote areas, is not always possible because current methods are time-consuming and require ...
Optics & Photonics
Apr 18, 2012
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1
In a study, published in Science Advances, an international team of researchers have identified 28 gene regions that have been particularly important in the evolution of Darwin's finches. These genetic variants do not represent ...
Evolution
Jul 11, 2022
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