Computational Analysis Shows That Plant Hormones Often Go It Alone (August 12, 2006) -- Unlike the Three Musketeers who lived by the motto "All for one, one for all," plant hormones prefer to do their own thing. For years, debate swirled around whether pathways activated by ... > full story

Exercise Helps Sustain Mental Activity As We Age, May Prevent Dementia-like Illnesses (August 12, 2006) -- Based on a review of studies on exercise and its effect on brain functioning in human and animal populations, researchers find that physical exercise may slow aging's effects and help people maintain ... > full story

Life Cycle Of A Protein Observed With Single-Molecule Resolution (August 12, 2006) -- Using a sensitive, single-molecule measurement technique, researchers at the University of Illinois at Urbana-Champaign have observed the life cycle of RecA, a protein that plays a major role in ... > full story

New Study Reveals Rett Syndrome Can Strike Males (August 12, 2006) -- A new study has found that the genetic flaw responsible for Rett syndrome can strike males, even where there isn't a family history of the rare brain ... > full story

Ancient Arctic Water Cycles Are Red Flags To Future Global Warming (August 12, 2006) -- Ancient plant life recovered in recent Arctic Ocean sampling cores shows that at the time of the last major global warming, humidity, precipitation levels and salinity of the ocean water altered ... > full story

More Is Not Always Better: Routine Screening Not Always Beneficial (August 12, 2006) -- Doing more is not always better. Improving the quality of medical care does not necessarily dictate providing additional care. "Often medical interventions seem intuitively good on the surface, ... > full story

Mussels Evolve Quickly To Defend Against Invasive Crabs (August 11, 2006) -- Scientists at the University of New Hampshire (UNH) have found that invasive crab species may precipitate evolutionary change in blue mussels in as little as 15 years. The study, by UNH graduate ... > full story

Childhood Obesity Caused By 'Toxic Environment' Of Western Diets, Study Says (August 11, 2006) -- A UCSF researcher has determined that a key reason for the epidemic of pediatric obesity, now the most commonly diagnosed childhood ailment, is that high-calorie, low-fiber Western diets promote ... > full story

Greenland's Ice Loss Accelerating Rapidly, Gravity-measuring Satellites Reveal (August 11, 2006) -- A new analysis of data from twin satellites has revealed that the melting of Greenland's ice sheet has increased dramatically in the past few years, with much of the loss occurring primarily along ... > full story

Researchers Discover 'Remote Control' For Expression Of Human Growth Hormone Gene (August 11, 2006) -- Researchers recently discovered a novel mechanism that works over an extensive genomic distance and controls the expression of human growth hormone (hGH) in the pituitary gland. This mechanism ... > full story

Mercury Pollution Threatens Health Worldwide, Scientists Say (August 11, 2006) -- Mercury pollution can threaten the health of people, fish, and wildlife everywhere, from industrial sites to remote corners of the planet, but reducing mercury use and emissions would lessen those ... > full story

Americans Less Likely To Accept Evolution Than Europeans (August 11, 2006) -- Surveys by a Michigan State University researcher find that about one-third of the American population does not believe in evolution, a figure which is much higher than those found in similar surveys ... > full story

Time Of Day Tempers Tadpoles' Response To Predators (August 11, 2006) -- To a tiny tadpole, life boils down to two basic missions: eat and avoid being eaten. But there's a trade-off. The more a tadpole eats, the faster it grows big enough to transform into a frog; yet ... > full story

Multiple Sclerosis In Genetically Susceptible Twins Is Augmented By The Northern Environment (August 11, 2006) -- A new study of twins suggests that living farther north of the equator significantly increases risk of developing Multiple Sclerosis (MS) among those with genetic susceptibility due to some ... > full story

New Light Microscope Sharpens Scientists' Focus (August 11, 2006) -- Scientists have developed a light microscope so powerful that it allows researchers to discern the precise intracellular location of nearly each individual protein they are studying. The new ... > full story

With Few Factors, Adult Cells Take On Character Of Embryonic Stem Cells (August 11, 2006) -- With the introduction of just four factors, researchers have successfully induced differentiated cells taken from mouse embryos or adult mice to behave like embryonic stem cells. The researchers ... > full story

Computer Scientists Lay Out Vision For A 'Science Of The Web' (August 11, 2006) -- Researchers need a clear agenda to harness the rapidly evolving potential of the World Wide Web, according to an article in the Aug. 11 issue of the journal, Science. Calling for the creation of an ... > full story

Personality Predictors Of Intelligence Change From Younger To Older Adulthood (August 11, 2006) -- An ability to be open to new situations may predict intelligence earlier in life, says a new study, but disagreeableness may predict intelligence later in life. According to the findings, differences ... > full story

Contagious Cancer In Dogs Confirmed; Origins Traced To Wolves Centuries Ago (August 11, 2006) -- The source of a cancer that affects dogs around the world has been traced by scientists and vets at UCL (University College London) to a single wolf or dog, which probably lived in China or Siberia ... > full story

Arthritis Drug Helps Debilitating Inflammatory Disease (August 11, 2006) -- Anakinra brings marked improvement in symptoms and inflammation of neonatal onset multisystem inflammatory disease ... > full story

'Blimp1' Gene Leads To Discovery Of Cells Responsible For Skin's Sebaceous Gland (August 11, 2006) -- New research from Rockefeller University's Elaine Fuchs examines how skin cells involved in oil production develop from a newly identified population of cells adjacent to the hair follicle. Their ... > full story

New Research Points Toward Mechanism Of Age-onset Toxicity Of Alzheimer's Protein (August 11, 2006) -- Like most neurodegenerative diseases, Alzheimer's disease usually appears late in life, raising the question of whether it is a disastrous consequence of aging or if the toxic protein aggregates that ... > full story

Emory Scientists Develop New Map Of Genetic Variation In Human Genome (August 11, 2006) -- Scientists have identified and created a map of more than 400,000 insertions and deletions (INDELs) in the human genome that signal a little-explored type of genetic difference among individuals. ... > full story

Computer Scientists Put Social Network Theory To The Test (August 11, 2006) -- For years, researchers studied the structure of social networks; a field whose implications range from disaster management to how many friends connect to your MySpace page. Now, engineers at the ... > full story

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