(Phys.org) —On Earth, life leaves telltale signals in the atmosphere. Photosynthesis is ultimately responsible for the high oxygen levels and the thick ozone layer. Microbes emit methane and nitrous oxide into the atmosphere, ...
Astronomy
Sep 10, 2013
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(Phys.org) —Jonathan Tang had a problem. A graduate student studying neural circuitry in the retina, he wanted to do more than identify fluorescent cells that send signals to the brain. He sought to understand how these ...
Biotechnology
Aug 16, 2013
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Reaching a clinic in time to receive an early diagnosis for cancer—when the disease is most treatable—is a global problem. And now a team of Chinese researchers proposes a global solution: have a user-friendly diagnostic ...
Analytical Chemistry
Aug 1, 2013
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Many people in Europe are critical of genetically modified (GM) food, due to safety concerns. A Eurobarometer survey, published in 2010, revealed that the European public tends to be worried on a "mediate level" about GM ...
Biotechnology
Jun 18, 2013
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(Phys.org) —What would you do with a camera that can take a picture of something and tell you how new it is? If you're Berkeley Lab scientists Katherine Louie, Ben Bowen, Jian-Hua Mao and Trent Northen, you use it to gain ...
Analytical Chemistry
Jun 13, 2013
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Life-threatening bacterial infections cause tens of thousands of deaths every year in North America. Increasingly, many infections are resistant to first-line antibiotics. Unfortunately, current methods of culturing bacteria ...
Analytical Chemistry
Jun 12, 2013
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(Phys.org) —Diabetes patients often receive their diagnosis after a series of glucose-related blood tests in hospital settings, and then have to monitor their condition daily through expensive, invasive methods. But what ...
Analytical Chemistry
Jun 10, 2013
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According to researchers at Boston Children's Hospital, stem cells that strongly express a gene called WNT3 are biased to develop into cells and tissues including pancreas, liver and bladder. This discovery suggests that ...
Cell & Microbiology
Jun 4, 2013
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Did a shift in the way infants were weaned give early humans an evolutionary advantage over their Neanderthal cousins? Scientists have long speculated that a change to earlier weaning played a key role in human development, ...
Archaeology
Jun 4, 2013
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Early screening for prostate cancer could become as easy for men as personal pregnancy testing is for women, thanks to UC Irvine research published today in the Journal of the American Chemical Society.
Analytical Chemistry
May 22, 2013
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