A new study by a Wits University scientist has overturned a long-standing hypothesis about plant speciation (the formation of new and distinct species in the course of evolution), suggesting that…

One of the major causes of hearing loss in mammals is damage to the sound-sensing hair cells in the inner ear. For years, scientists have thought that these cells are not replaced once they're lost,…

When we are wounded, our bodies naturally begin a process of repair of the damaged tissue. This process is mediated by biological molecules called growth factors, which are proteins that occur…

Socially stigmatized groups have poorer health than non-stigmatized groups, but a team of researchers believes that more emphasis on two-way and multidisciplinary interventions will have a greater…

If you as a farmer have a choice between growing food that can feed lots of people or diverse food that can feed only a few, the answer will be obvious. As science has discovered that certain…

Just how many species existed of the extinct New Zealand moa? The status for extinct moa (Aves: Dinornithiformes) from the genus Euryapteryx isn't as clear cut as it might seem.  Dr. Leon…

When it comes to demographics and society, no one likes surveys and statistics that make them look less positive. Yet surveys and statistics are all we have to go by in order to know if people are…

On a per capita electricity production basis, environmentalists are winning the war on energy Electricity for all, which was once considered the goal of technological progress, is now treated like a…

Did you know about that dyslectic guy with an impotence problem who once came to Fermilab ? He said he'd been advised to go there as he wanted to get a hadron.

Nature is always looking for new ways to stay ahead. To-date, resistance to pesticides has been recorded in more than 500 insects, 218 weeds, and 190 fungi that attack plants. The recorded cases of…

The Super-CDMS dark-matter search has released two days ago the results from the analysis of nine months of data taking. The experiment has excellent sensitivity to weak interacting massive particles…

Cosmologist Sean Carroll is one of many who have recently answered the annual question posed by Edge.org, which this year was: What scientific idea is ready for retirement? Sean, whom I’ve met at the…

ROCHESTER, Minn — Feb. 3, 2014 — A new Mayo Clinic study found that among middle-aged men and women, 40 to 60 years old, the overall incidence of skin cancer increased nearly eightfold between 1970…

With nearly one-third of Americans suffering from chronic pain, prescription opioid painkillers have become the leading form of treatment for this debilitating condition. Unfortunately, misuse of…

Source:

There is a growing need for Cognitive Rehabilitation Therapy (CRT) due to  athletes with sports-related head injuries, a growing population with age-related cognitive decline and soldiers…

While the origin of life remains mysterious, scientists are finding more and more evidence that material created in space and delivered to Earth by comet and meteor impacts could have given a boost…

February 03, 2014, OAKLAND, Calif. —Tests that require patients to collect a single stool sample at home and then send it to a lab for analysis will detect about 79 percent of colorectal cancers,…

Adoption of new guidelines recommending screening mammography every two years for women ages 50 to 74 would result in breast cancer screening that is equally effective, while saving the United States…

PHILADELPHIA — Among patients with advanced melanoma, presence of higher levels of the protein vascular endothelial growth factor (VEGF) in blood was associated with poor response to treatment with…