Saturday, March 12, 2011

ScienceDaily Health Headlines -- for Saturday, March 12, 2011

ScienceDaily Health Headlines

for Saturday, March 12, 2011

Welcome to another edition of ScienceDaily's email newsletter. You can change your subscription options or unsubscribe at any time.


Reading in two colors at the same time: Patterns of synesthesia brain activity revealed (March 11, 2011) -- People with synesthesia often report perceiving letters as appearing in different colors. But how do their brains accomplish this feat? What is perhaps most puzzling about this condition is that people actually claim to see two colors simultaneously when reading letters or numbers: the real color of the ink (e.g. black) and an additional -- synesthetic -- color. Now a new study has revealed the patterns of brain activity that allow some people to experience the sensation of "seeing" two colors at the same time. ... > full story

Smoking may increase risk for lung disease (March 11, 2011) -- Researchers have found that approximately one out of every 12 adult smokers have abnormal lung densities present on chest computed tomography images suggestive of interstitial lung disease which is associated with substantial reductions in lung volumes. In addition, despite being positively associated with smoking, these lung densities were inversely not associated with emphysema. ... > full story

Americans have higher rates of most chronic diseases than same-age counterparts in England (March 11, 2011) -- Despite the high level of spending on health care in the United States compared to England, Americans experience higher rates of chronic disease and markers of disease than their English counterparts at all ages. Why health status differs so dramatically in these two countries, which share much in terms of history and culture, is a mystery. ... > full story

Early male friendship as a precursor to substance abuse in girls (March 11, 2011) -- A new study shows that girls tend to pursue mixed-gender friendships earlier than boys, and may be more likely to develop substance abuse problems during late adolescence as a result. ... > full story

New view of human nerve cells opens door to potential drug targets (March 11, 2011) -- Scientists have found a way to uncover potential drug targets that have so far remained hidden from researchers’ view. By applying the new method to a type of nerve cell critical to regulating body temperature, the authors found more than 400 “receptors” (structures that bind other molecules, triggering some effect on the cell) responding to neurotransmitters, hormones, and other chemical signals. This represents 20 to 30 times more receptors than previous studies had identified. ... > full story

Trauma patients have higher rate of death for several years following injury (March 11, 2011) -- In a study that included more than 120,000 adults who were treated for trauma, 16 percent of these patients died within 3 years of their injury, compared to an expected population mortality rate of about 6 percent, according to a new study. The researchers also found that trauma patients who were discharged to a skilled nursing facility had a significantly increased risk of death compared with patients discharged home without assistance. ... > full story

Conflicts-of-interest in drug studies sneaking back into medical journals, say investigators (March 11, 2011) -- Hidden financial conflicts-of-interest are sneaking into published drug research through the back door, warns an international team of investigators. ... > full story

New treatment strategy effective for certain lung cancers (March 11, 2011) -- Two chemotherapy drugs now indicated for second and third-line therapy in patients with advanced non-small-cell lung cancer are remarkably effective in treating a certain subset of these patients, new study suggests. Researchers say these drugs should be considered as a first-line treatment in people who are known to carry an epidermal growth factor receptor mutation. ... > full story

Pinpointing air pollution's effects on the heart (March 11, 2011) -- Scientists are untangling how the tiniest pollution particles -- which we take in with every breath we breathe -- affect our health, making people more vulnerable to cardiovascular and respiratory problems. While scientists know that air pollution can aggravate heart problems, showing exactly how it does so has been challenging. Scientists have now shown that in people with diabetes, breathing ultrafine particles can activate platelets, cells in the blood that normally reduce bleeding from a wound, but can contribute to cardiovascular disease. ... > full story

New details about medically important protein family (March 11, 2011) -- Scientists have determined a new structure from a medically important superfamily of proteins. The structure should help instruct the design of a new kind of therapeutics for conditions ranging from Parkinson's disease to inflammation. ... > full story

Sleepy connected Americans (March 11, 2011) -- The 2011 Sleep in America poll finds pervasive use of communications technology in the hour before bed. It also finds that a significant number of Americans aren't getting the sleep they say they need and are searching for ways to cope. ... > full story

Patient's own bone marrow stem cells may provide treatment for brain injuries (March 11, 2011) -- Stem cells derived from a patient's own bone marrow were safely used in pediatric patients with traumatic brain injury, according to results of a Phase I clinical trial. ... > full story


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ScienceDaily Technology Headlines -- for Saturday, March 12, 2011

ScienceDaily Technology Headlines

for Saturday, March 12, 2011

Welcome to another edition of ScienceDaily's email newsletter. You can change your subscription options or unsubscribe at any time.


Radiation expert discusses Japan nuclear power plant concerns (March 11, 2011) -- Following Friday's massive 8.9-magnitude earthquake that caused tsunamis and rocked the island nation of Japan, Japanese government officials announced a nuclear emergency after the quake caused a reactor cooling system malfunction at Fukushima No. 1 Nuclear Power Plant. ... > full story

Near-real-time map of Japan quake aftershocks (March 11, 2011) -- Researchers have created a near-real-time map of the aftershocks occurring globally following the 8.9 magnitude earthquake that rocked Japan Friday. ... > full story

Speed demon star creates a shock (March 11, 2011) -- Just as some drivers obey the speed limit while others treat every road as if it were the Autobahn, some stars move through space faster than others. NASA's Wide-field Infrared Survey Explorer, or WISE, captured a new image of the star Alpha Camelopardalis speeding through the sky like a motorcyclist zipping through rush-hour traffic. ... > full story

The most distant mature galaxy cluster: Young, but surprisingly grown-up (March 11, 2011) -- Astronomers have discovered and measured the distance to the most remote mature cluster of galaxies yet found. Although this cluster is seen when the universe was less than one quarter of its current age it looks surprisingly similar to galaxy clusters in the current universe. ... > full story

Snails' complex muscle movements, rather than mucus, key to locomotion (March 11, 2011) -- New evidence suggests that the key to locomotion in snails stems from the animal's complex muscle movements, and not from its mucus, as had been previously thought. This finding could open the door to the construction of robots which could imitate this form of propulsion. ... > full story

New method for studying molecule reactions a breakthrough in organic chemistry (March 11, 2011) -- In a feat of manipulating substances at the nanoscale, new research demonstrates a method to isolate two molecules together on a substrate and to control specifically how those two molecules react when excited with ultraviolet light, further making detailed observations before and after reaction. The method mimics the strategy used by enzymes in many biochemical reactions. ... > full story

New technology would dramatically extend battery life for mobile devices (March 11, 2011) -- Technophiles who have been dreaming of mobile devices that run longer on lighter, slimmer batteries may soon find their wish has been granted. Engineers have developed a form of ultra-low-power digital memory that is faster and uses 100 times less energy than similar available memory. The technology could give future portable devices much longer battery life between charges. The researchers use carbon nanotubes as electrodes and tiny amounts of phase-change material as the bit. ... > full story

New robot system to test 10,000 chemicals for toxicity (March 11, 2011) -- Several federal agencies have unveiled a new high-speed robot screening system that will test 10,000 different chemicals for potential toxicity. The system marks the beginning of a new phase of an ongoing collaboration, referred to as Tox21, that is working to protect people's health by improving how chemicals are tested in this country. ... > full story

Half-time for Mars500: Simulated mission to the Red Planet (March 11, 2011) -- The Mars500 mission -- a simulated mission to the Red Planet -- has reached its half-way mark: After a 250-day virtual flight, the crew members recently landed on a virtual Mars and left the isolation container at the Moscow Institute of Biomedical Problems (IBMP) in their space suits. ... > full story

How do people respond to being touched by a robotic nurse? (March 10, 2011) -- Researchers have found people generally had a positive response toward being touched by a robotic nurse, but that their perception of the robot's intent made a significant difference. ... > full story

Defective plastics repair themselves (March 10, 2011) -- Indestructible things are a figment of the imagination of advertising. Even plastic components that have to stand up to major mechanical loads can break. The reason for this are microcracks that may be found in any component part. Researchers have now come up with elastic polymers that heal themselves to put an end to the growth of cracks. ... > full story

Work climate the main reason women leave engineering, survey suggests (March 10, 2011) -- After years of investing in strategies to encourage more women to pursue a rigorous engineering degree -- and succeeding -- US engineering firms are now facing a problem in retaining qualified women engineers. Why are so many women leaving the field -- or getting their degrees but never entering the field? The top reason isn't family, according to a new study, but an unfavorable work climate. ... > full story


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ScienceDaily Top Science Headlines -- for Saturday, March 12, 2011

ScienceDaily Top Science Headlines

for Saturday, March 12, 2011

Welcome to another edition of ScienceDaily's email newsletter. You can change your subscription options or unsubscribe at any time.


Reading in two colors at the same time: Patterns of synesthesia brain activity revealed (March 11, 2011) -- People with synesthesia often report perceiving letters as appearing in different colors. But how do their brains accomplish this feat? What is perhaps most puzzling about this condition is that people actually claim to see two colors simultaneously when reading letters or numbers: the real color of the ink (e.g. black) and an additional -- synesthetic -- color. Now a new study has revealed the patterns of brain activity that allow some people to experience the sensation of "seeing" two colors at the same time. ... > full story

Smoking may increase risk for lung disease (March 11, 2011) -- Researchers have found that approximately one out of every 12 adult smokers have abnormal lung densities present on chest computed tomography images suggestive of interstitial lung disease which is associated with substantial reductions in lung volumes. In addition, despite being positively associated with smoking, these lung densities were inversely not associated with emphysema. ... > full story

Radiation expert discusses Japan nuclear power plant concerns (March 11, 2011) -- Following Friday's massive 8.9-magnitude earthquake that caused tsunamis and rocked the island nation of Japan, Japanese government officials announced a nuclear emergency after the quake caused a reactor cooling system malfunction at Fukushima No. 1 Nuclear Power Plant. ... > full story

Americans have higher rates of most chronic diseases than same-age counterparts in England (March 11, 2011) -- Despite the high level of spending on health care in the United States compared to England, Americans experience higher rates of chronic disease and markers of disease than their English counterparts at all ages. Why health status differs so dramatically in these two countries, which share much in terms of history and culture, is a mystery. ... > full story

West Coast tsunami warnings shouldn’t lull Oregonians to sleep, expert says (March 11, 2011) -- The massive earthquake that rocked Japan on March 11 and generated a tsunami that inundated coastal cities at that island nation triggered alerts around the world. The Oregon coast was no exception. ... > full story

Early male friendship as a precursor to substance abuse in girls (March 11, 2011) -- A new study shows that girls tend to pursue mixed-gender friendships earlier than boys, and may be more likely to develop substance abuse problems during late adolescence as a result. ... > full story

NASA study goes to Earth's core for climate insights (March 11, 2011) -- The latest evidence of the dominant role humans play in changing Earth's climate comes not from observations of Earth's ocean, atmosphere or land surface, but from deep within its molten core. ... > full story

New view of human nerve cells opens door to potential drug targets (March 11, 2011) -- Scientists have found a way to uncover potential drug targets that have so far remained hidden from researchers’ view. By applying the new method to a type of nerve cell critical to regulating body temperature, the authors found more than 400 “receptors” (structures that bind other molecules, triggering some effect on the cell) responding to neurotransmitters, hormones, and other chemical signals. This represents 20 to 30 times more receptors than previous studies had identified. ... > full story

Near-real-time map of Japan quake aftershocks (March 11, 2011) -- Researchers have created a near-real-time map of the aftershocks occurring globally following the 8.9 magnitude earthquake that rocked Japan Friday. ... > full story

Trauma patients have higher rate of death for several years following injury (March 11, 2011) -- In a study that included more than 120,000 adults who were treated for trauma, 16 percent of these patients died within 3 years of their injury, compared to an expected population mortality rate of about 6 percent, according to a new study. The researchers also found that trauma patients who were discharged to a skilled nursing facility had a significantly increased risk of death compared with patients discharged home without assistance. ... > full story

Pacific Northwest faces nearly identical risks to Japanese quake (March 11, 2011) -- It's being called one of the largest recorded earthquakes in world history. Japan today is struggling with the aftermath of a massive 8.9 earthquake on a subduction zone, a short distance offshore, which unleashed a devastating tsunami that killed hundreds and has turned large parts of cities into rubble. The disaster is also a "wake up call" for the Pacific Northwest, a noted geologist says. ... > full story

Conflicts-of-interest in drug studies sneaking back into medical journals, say investigators (March 11, 2011) -- Hidden financial conflicts-of-interest are sneaking into published drug research through the back door, warns an international team of investigators. ... > full story


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ScienceDaily Environment Headlines -- for Saturday, March 12, 2011

ScienceDaily Environment Headlines

for Saturday, March 12, 2011

Welcome to another edition of ScienceDaily's email newsletter. You can change your subscription options or unsubscribe at any time.


Radiation expert discusses Japan nuclear power plant concerns (March 11, 2011) -- Following Friday's massive 8.9-magnitude earthquake that caused tsunamis and rocked the island nation of Japan, Japanese government officials announced a nuclear emergency after the quake caused a reactor cooling system malfunction at Fukushima No. 1 Nuclear Power Plant. ... > full story

West Coast tsunami warnings shouldn’t lull Oregonians to sleep, expert says (March 11, 2011) -- The massive earthquake that rocked Japan on March 11 and generated a tsunami that inundated coastal cities at that island nation triggered alerts around the world. The Oregon coast was no exception. ... > full story

NASA study goes to Earth's core for climate insights (March 11, 2011) -- The latest evidence of the dominant role humans play in changing Earth's climate comes not from observations of Earth's ocean, atmosphere or land surface, but from deep within its molten core. ... > full story

Near-real-time map of Japan quake aftershocks (March 11, 2011) -- Researchers have created a near-real-time map of the aftershocks occurring globally following the 8.9 magnitude earthquake that rocked Japan Friday. ... > full story

Pacific Northwest faces nearly identical risks to Japanese quake (March 11, 2011) -- It's being called one of the largest recorded earthquakes in world history. Japan today is struggling with the aftermath of a massive 8.9 earthquake on a subduction zone, a short distance offshore, which unleashed a devastating tsunami that killed hundreds and has turned large parts of cities into rubble. The disaster is also a "wake up call" for the Pacific Northwest, a noted geologist says. ... > full story

Geologists in the UK trace readings from Japan earthquake (March 11, 2011) -- Geologists in the UK have recorded the impact of today's major earthquake, off the coast of Japan, using sophisticated equipment. The magnitude 8.9 quake east of Honshu on March 11, 2011 was recorded on a SEIS-UK seismometer. It shows three traces that measure movement of Earth’s surface in the vertical, north-south and east-west direction. SEIS-UK is part of the Natural Environment Research Council’s Geophysical Equipment Facility. ... > full story

Pinpointing air pollution's effects on the heart (March 11, 2011) -- Scientists are untangling how the tiniest pollution particles -- which we take in with every breath we breathe -- affect our health, making people more vulnerable to cardiovascular and respiratory problems. While scientists know that air pollution can aggravate heart problems, showing exactly how it does so has been challenging. Scientists have now shown that in people with diabetes, breathing ultrafine particles can activate platelets, cells in the blood that normally reduce bleeding from a wound, but can contribute to cardiovascular disease. ... > full story

Snails' complex muscle movements, rather than mucus, key to locomotion (March 11, 2011) -- New evidence suggests that the key to locomotion in snails stems from the animal's complex muscle movements, and not from its mucus, as had been previously thought. This finding could open the door to the construction of robots which could imitate this form of propulsion. ... > full story

Oldest known wild bird in US returns to Midway to raise chick (March 11, 2011) -- The oldest known US wild bird -- a coyly conservative 60 -- is a new mother. The bird, a Laysan albatross named Wisdom, was spotted a few weeks ago with a chick by a US Fish and Wildlife Service biologist with the Midway Atoll National Wildlife Refuge. ... > full story

Anthropologists link human uniqueness to hunter-gatherer group structure (March 11, 2011) -- New findings by an international team of anthropologists suggest that human ancestral social structure may be the root of cumulative culture and cooperation and, ultimately, human uniqueness. ... > full story

Roundworm could provide new treatment for sepsis (March 11, 2011) -- Medical researchers have found that systemic inflammation caused by sepsis can be suppressed by a protein which occurs naturally in a type of roundworm. ... > full story

Weed-eating fish 'key to reef survival' (March 11, 2011) -- Preserving an intact population of weed-eating fish may be vital to saving the world's coral reefs from being engulfed by weed as human and climate impacts grow. A study by researchers in Australia has found weed-eaters like parrotfish and surgeonfish can only keep coral reefs clear of weed up to a point. After the weeds reach a certain density, they take over and the coral is lost. ... > full story


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