News tagged with natural sciences


'Brainbow,' version 2.0: Researchers refine breakthrough system for producing images of brain, nervous system

(Medical Xpress)—The breakthrough technique that allowed scientists to obtain one-of-a-kind, colorful images of the myriad connections in the brain and nervous system is about to get a significant upgrade.

Neuroscience created May 16, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Competing antibodies may have limited the protection achieved in HIV vaccine trial in Thailand

Continuing analysis of an HIV vaccine trial undertaken in Thailand is yielding additional information about how immune responses were triggered and why the vaccine did not protect more people.

HIV & AIDS created May 06, 2013 | popularity not rated yet | comments 0 | with audio podcast

Encountering connections may make life feel more meaningful

Experiencing connections, regularities, and coherence in their environment may lead people to feel a greater sense of meaning in life, according to a new study published in Psychological Science, a journal of the Association for Ps ...

Psychology & Psychiatry created Apr 30, 2013 | popularity 2.5 / 5 (2) | comments 0

Team finds antibody that transforms bone marrow stem cells directly into brain cells

In a serendipitous discovery, scientists at The Scripps Research Institute (TSRI) have found a way to turn bone marrow stem cells directly into brain cells.

Medical research created Apr 22, 2013 | popularity 5 / 5 (11) | comments 2 | with audio podcast

Most effective PTSD therapies are not being widely used, researchers find

Post-traumatic stress disorder affects nearly 8 million adults in any given year, federal statistics show. Fortunately, clinical research has identified certain psychological interventions that effectively ameliorate the ...

Psychology & Psychiatry created Apr 11, 2013 | popularity 5 / 5 (1) | comments 0

Immune finding aids quest for vaccines to beat tropical infections

Scientists are a step closer to developing vaccines for a range of diseases that affect 200 million people, mainly in tropical south-east Asia, Africa and Central America.

Immunology created Mar 14, 2013 | popularity not rated yet | comments 0

Disasters can prompt older children to be more giving, younger children to be more selfish

(Medical Xpress)—A natural disaster can bring out the best in older children, prompting 9-year-olds to be more willing to share, while 6-year-olds become more selfish. Researchers at the University of Toronto, ...

Psychology & Psychiatry created Jan 30, 2013 | popularity not rated yet | comments 0 | with audio podcast

Socially isolated rats are more vulnerable to addiction, report researchers

Rats that are socially isolated during a critical period of adolescence are more vulnerable to addiction to amphetamine and alcohol, found researchers at The University of Texas at Austin. Amphetamine addiction ...

Neuroscience created Jan 23, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Lack of key enzyme in the metabolism of folic acid leads to birth defects

Researchers at The University of Texas at Austin have discovered that the lack of a critical enzyme in the folic acid metabolic pathway leads to neural tube birth defects in developing embryos.

Medical research created Jan 17, 2013 | popularity not rated yet | comments 0 | with audio podcast

Major step toward an Alzheimer's vaccine

A team of researchers from Université Laval, CHU de Québec, and pharmaceutical firm GlaxoSmithKline (GSK) has discovered a way to stimulate the brain's natural defense mechanisms in people with Alzheimer's disease. This ...

Alzheimer's disease & dementia created Jan 15, 2013 | popularity 5 / 5 (4) | comments 0

New discovery in autism-related disorder reveals key mechanism in brain development and disease

A new finding in neuroscience for the first time points to a developmental mechanism linking the disease-causing mutation in an autism-related disorder, Timothy syndrome, and observed defects in brain wiring, according to ...

Neuroscience created Jan 14, 2013 | popularity 4 / 5 (2) | comments 1 | with audio podcast

Itchy wool sweaters explained: Scientists uncover itch-specific nerve cells in skin

Johns Hopkins researchers have uncovered strong evidence that mice have a specific set of nerve cells that signal itch but not pain, a finding that may settle a decades-long debate about these sensations, ...

Neuroscience created Jan 02, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Decision to give a group effort in the brain

A monkey would probably never agree that it is better to give than to receive, but they do apparently get some reward from giving to another monkey.

Neuroscience created Dec 23, 2012 | popularity not rated yet | comments 0 | with audio podcast

People not hooked on fish could get their omega-3 through dairy, study finds

(Medical Xpress)—Not everyone has a taste for fish, even though it is a natural source of heart-healthy omega-3 fatty acids.

Health created Nov 30, 2012 | popularity not rated yet | comments 0

DNA packaging discovery reveals principles by which CRC mutations may cause cancer

A new discovery from researchers at Huntsman Cancer Institute (HCI) at the University of Utah concerning a fundamental understanding about how DNA works will produce a "180-degree change in focus" for researchers who study ...

Genetics created Nov 16, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast