Project focuses on production of hydrogen from bacteria and sunlight

Technology / Energy

created Feb 14, 2008 | popularity 3.8 / 5 (12) | comments 1

If we wanted to create the ideal environmentally friendly energy source, it would be a fuel that is easy and economical to produce, and one that does not pollute our air when burned. That is exactly what researchers at Arizona ...


Blood pressure drug may have added benefit

Medicine & Health / Medications

created Feb 14, 2008 | popularity 4.3 / 5 (10) | comments 0

University of Kentucky researchers have discovered a possible added benefit of a novel new drug that lowers blood pressure.


Jack Rabbit

Hareless: Yellowstone's rabbits have vanished, study says

Biology /

created Feb 14, 2008 | popularity 4 / 5 (10) | comments 1

A new study by the Bronx Zoo-based Wildlife Conservation Society found that jack rabbits living in the Greater Yellowstone Ecosystem have apparently hopped into oblivion. The study, which appears in the latest ...


Mitochondrial DNA mutations can cause degenerative heart and muscle disease

Medicine & Health / Research

created Feb 14, 2008 | popularity 4 / 5 (10) | comments 0

A single change in the DNA of mitochondria – the cellular power plants that generate energy in all human cells – has been found to cause degenerative heart and muscle disease, according to University of California, Irvine ...


Genome of marine organism tells of humans' unicellular ancestors

Genome of marine organism tells of humans' unicellular ancestors

Biology /

created Feb 14, 2008 | popularity 4.3 / 5 (9) | comments 1

The newly sequenced genome of a one-celled, planktonic marine organism, reported today in the journal Nature, is already telling scientists about the evolutionary changes that accompanied the jump from one-ce ...


Brain Damage Occurs Within Minutes from the Onset of a Stroke, Study Reveals

Medicine & Health / Research

created Feb 14, 2008 | popularity 4.1 / 5 (9) | comments 0

Scientists at the Brain Research Centre at the University of British Columbia and Vancouver Coastal Health Research Institute have found that harmful changes to the brain's synaptic connections occur within the first three ...


Beach guard fired for protecting seal

Other Sciences / Other

created Feb 14, 2008 | popularity 4 / 5 (9) | comments 0

A private security guard in La Jolla, Calif., was fired for blocking access to a popular beach on the day the first harbor seal of the season was born.


Sheep in human clothing -- scientists reveal our flock mentality

Medicine & Health / Psychology & Psychiatry

created Feb 14, 2008 | popularity 3.9 / 5 (9) | comments 1

Have you ever arrived somewhere and wondered how you got there? Scientists at the University of Leeds believe they may have found the answer, with research that shows that humans flock like sheep and birds, subconsciously ...


Researchers discover new way to reverse poor circulation and heal wounds

Medicine & Health / Research

created Feb 14, 2008 | popularity 4.3 / 5 (8) | comments 0

Researchers have solved a longstanding mystery about how flexing muscles “tell” nearby blood vessels that they need more blood to perform, according to a study published Feb. 15 in the journal Circulation Research. The st ...


All alone, ammonia and hydrogen chloride use negativity to get attached

All alone, ammonia and hydrogen chloride use negativity to get attached

Chemistry /

created Feb 14, 2008 | popularity 4.6 / 5 (7) | comments 0

Electrons -- bits of negative energy that shock you when you touch a door handle -- spur the chemical reaction between an acid and a base, according to new results in the journal Science. The findings may he ...


Yes, dear: Romantic relationships can make you defensive, 'avoidant'

Medicine & Health / Psychology & Psychiatry

created Feb 14, 2008 | popularity 3.9 / 5 (7) | comments 0

Some people in relationships tend to be defensive and avoid prickly discussions and even words like "divorce"—something that can lead to anxiety later, a University of Michigan researcher says.


A new control mechanism for genetic code translation discovered in bacteria

Biology /

created Feb 14, 2008 | popularity 4.2 / 5 (6) | comments 0

Almost all organisms, from bacteria to human beings, share the same genetic code, a group of universal instructions used to convert DNA or RNA sequences into proteins, the “building blocks” of life. Identification of the ...


Grasshopper, Melanopuls femurrubrum

Study offers new paradigm on ecosystem ecology

Biology /

created Feb 14, 2008 | popularity 4.2 / 5 (6) | comments 1

Predators have considerably more influence than plants over how an ecosystem functions, according to a Yale study published today in Science.


As graduation rates go down, school ratings go up

Other Sciences / Other

created Feb 14, 2008 | popularity 4 / 5 (6) | comments 1

A new study by researchers at Rice University and the University of Texas-Austin finds that Texas' public school accountability system, the model for the national No Child Left Behind Act (NCLB), directly contributes to lower ...


New study finds that branding is older than previously thought

Other Sciences / Other

created Feb 14, 2008 | popularity 4 / 5 (6) | comments 0

From at least Bass Ale’s red triangle—advertised as “the first registered trademark”—commodity brands have exerted a powerful hold over modern Western society. Marketers and critics alike have assumed that branding began ...




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