Scientists develop new cancer-killing compound from salad plant
Oct 13, 2008 |
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(PhysOrg.com) -- Researchers at the University of Washington have updated a traditional Chinese medicine to create a compound that is more than 1,200 times more specific in killing certain kinds of cancer cells than currently ...
Tides Have Major Impact on Planet Habitability
Oct 13, 2008 |
4.5 / 5 (31) |
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(PhysOrg.com) -- Astronomers searching for rocky planets that could support life in other solar systems should look outside, as well as within, the so-called "habitable zone," University of Arizona planetary ...
Ruthenium in a Clinch
Oct 13, 2008 |
4.9 / 5 (21) |
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(PhysOrg.com) -- Amines are needed for the production of pharmaceuticals, fine chemicals, agrochemicals, plastics, dyes, pigments, and additives. Most important are compounds with a terminal amino group (–NH2), known as primary ...
Smell is 'noisy' and 'in shades of grey': Scientists debunk ancient lock-and-key theory
Oct 13, 2008 |
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University of Manchester scientists have overturned the 2,500-year-old theory that smell is detected by simple lock-and-key codes – using maggots with only one working olfactory sensory neuron (OSN), a nose with one nerve ...
Martian weather satellite's first report
Space & Earth / Space Exploration
Oct 13, 2008 |
4.5 / 5 (16) |
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(PhysOrg.com) -- Scientists now have a ‘Martian weather satellite’ to observe the weather on Mars in the same way as they monitor Earth’s weather. Its first ‘weather report’ has been given by a team including ...
'Grandma's penicillin' also may help high blood pressure
Oct 13, 2008 |
4.5 / 5 (15) |
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Chicken soup, that popular home remedy for the common cold sometimes known as "Grandma's Penicillin," may have a new role alongside medication and other medical measures in fighting high blood pressure, scientists in Japan ...
Men who never smoke live longer, better lives than heavy smokers
Oct 13, 2008 |
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Health-related quality of life appears to deteriorate as the number of cigarettes smoked per day increases, even in individuals who subsequently quit smoking, according to a report in the October 13 issue of Archives of In ...
Faint gamma-ray bursts do actually exist
Oct 13, 2008 |
4.2 / 5 (16) |
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(PhysOrg.com) -- Gamma-ray bursts, powerful glares of high-energy that wash through the Universe once every day or so are, for a brief time, the brightest objects in the gamma-ray sky. ESA’s Integral gamma-ray ...
Giant Cyclones at Saturn's Poles Create a Swirl of Mystery
Space & Earth / Space Exploration
Oct 13, 2008 |
4.4 / 5 (15) |
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(PhysOrg.com) -- New images from NASA's Cassini spacecraft reveal a giant cyclone at Saturn's north pole, and show that a similarly monstrous cyclone churning at Saturn's south pole is powered by Earth-like ...
Pectin power
Oct 13, 2008 |
4.8 / 5 (13) |
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Scientists have found a new possible explanation for why people who eat more fruit and vegetables may gain protection against the spread of cancers.
Lack of vitamin D linked to Parkinson's disease
Oct 13, 2008 |
4.4 / 5 (14) |
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A majority of Parkinson's disease patients had insufficient levels of vitamin D in a new study from Emory University School of Medicine.
Computer Simulations Reveal Exotic Weather on Distant Worlds
Oct 13, 2008 |
4.3 / 5 (12) |
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(PhysOrg.com) -- Computer simulations of the atmospheric circulation on Jupiter-like planets around other stars can explain temperature observations of these planets and shed light on the exotic weather experienced ...
Forsyth scientists trigger cancer-like response from embryonic stem cells
Biology /
Oct 13, 2008 |
5 / 5 (9) |
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Scientists from The Forsyth Institute, working with collaborators at Tufts and Tuebingen Universities, have discovered a new control over embryonic stem cells' behavior. The researchers disrupted a natural bioelectrical mechanism ...
Biologists spy on the secret inner life of a cell
Biology /
Oct 13, 2008 |
4.4 / 5 (10) |
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The transportation of antibodies from a mother to her newborn child is vital for the development of that child's nascent immune system. Those antibodies, donated by transfer across the placenta before birth or via breast ...
Tunable microlenses shine light on medical imaging
Oct 13, 2008 |
4.7 / 5 (9) |
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(PhysOrg.com) -- University of Wisconsin-Madison engineers have developed tunable liquid microlenses that can quickly scan images and record video. Integrated onto fiber-optic probes, the lenses further could reduce the invasiveness ...
