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Computer simulation shows how evolution may have speeded up

Is heading straight for a goal the quickest way there? If the name of the game is evolution, suggests new research at the Weizmann Institute of Science, the pace might speed up if the goals themselves change continuously.

28 Aug 2007

Academic comments on horse flu scare

We should not be shocked that equine influenza has emerged in Australia. What is surprising is that we kept it out for so long. The Australian thoroughbred breeding and racing industry has received huge financial benefits from globalisation, but this process carries enormous risks. Foremost is the risk of disease.

28 Aug 2007

Calcium for the over-50s prevents broken bones

Australian scientists say people over the age of 50 should take supplements of calcium in order to reduce the risk of bone damage should they fall.

27 Aug 2007

Novel heart repair therapy could be in the pipeline

The success of a new and experimental stem cell treatment used in animals could lead to a novel heart repair therapy for heart attack patients.

27 Aug 2007

New way to control hypertension may lead to more effective drugs

British scientists say they have found a new way to regulate hypertension (high blood pressure).

27 Aug 2007

Infertility and obesity go together for some women

An Australian scientist says she has discovered scientific evidence that obesity is a key factor in infertility because of how it affects a woman's eggs.

27 Aug 2007

Australian researchers discover a 'novel molecular dictator with a conscience'

University of New South Wales (UNSW) researchers have uncovered an important naturally occurring mechanism in the body where "bad" cells that cause blockages in our blood vessels are kept under strict growth control, while "good" cells that keep our blood vessels free of clots and growths are left unaffected.

27 Aug 2007

Novel approach used to uncover genetic components of aging

People who live to 100 or more are known to have just as many - and sometimes even more - harmful gene variants compared with younger people.

26 Aug 2007

Impact of HIV in Zimbabwe

The impact of HIV in Zimbabwe since the early 1980s is explored in new research published this week in the journal PNAS.

26 Aug 2007

Smoking turns on genes

Smoking tobacco is no longer considered sexy, but it may prove a permanent turn on for some genes.

26 Aug 2007

Study looks at salsalate for type 2 diabetes

The University of Illinois at Chicago is one of 16 sites in the United States taking part in the first large-scale study to test a promising approach to lowering blood glucose levels in adults with type 2 diabetes.

24 Aug 2007

Bacterial toxins and perforins have a common ancestor

Human immune proteins crucial for fighting cancer, viruses and bacterial infections belong to an ancient and lethal toxin family previously only found in bacteria, Australian researchers have found.

24 Aug 2007

Conservative shift in philosophy among African-Americans and Hispanics

New research from Northeastern University sociologist Matthew O. Hunt reveals a growing convergence of beliefs among major U.S. ethnic groups regarding what drives the socioeconomic divide between blacks and whites in America.

24 Aug 2007

New findings on vocal cord dysfunction

Vocal cord dysfunction (VCD) is the sudden, abnormal narrowing closure of the vocal cords during inhalation causing obstruction of the airflow, and is characterized by a noise that can mimic the sound of wheezing. A VCD attack can easily be mistaken for an asthma attack though it does not respond to asthma medications.

24 Aug 2007

Non-stick cookware linked to lower birth weight

Babies exposed to chemicals used in non-stick cookware and other consumer products while in their mother's womb were born at a significantly lower body weight, according a new study published in Environmental Health Perspectives , a publication of the National Institute for Environmental Health Sciences.

24 Aug 2007

Boys who struggle respond better to female teachers

Boys with difficulty reading actually respond better to female teachers, according to a new Canadian study.

24 Aug 2007

Networking in living cells may hold key to fighting diseases

Scientists in Manchester are working to change the social habits of living cells an innovation that could bring about cleaner and greener fuel and help fight diseases such as cancer and diabetes.

From The University of Manchester 24 Aug 2007

Scientists induce out-of-body-like experiences

Using virtual reality goggles to mix up the sensory signals reaching the brain, scientists have induced out-of-body-like experiences in healthy people, suggesting a scientific explanation for a phenomenon often thought to be a figment of the imagination.

24 Aug 2007

Techniques that improve people's comprehension

People have incredible amounts to learn throughout their lives, whether it be preparing for a test in middle school or training for a new job late in life. Given that time is often at a premium, being able to efficiently learn new information is important.

24 Aug 2007

Nanoparticle drug delivery system for brain tumor therapy shows promise

A nanoparticle drug delivery system designed for brain tumor therapy has shown promising tumor cell selectivity in a novel cell culture model devised by University of Nottingham scientists.

24 Aug 2007