African Americans, who make up 13 percent of the U.S. population, are disproportionately affected by AIDS, accounting for nearly 49 percent of newly diagnosed HIV/AIDS cases nationwide. About 500,000 African Americans are now living with HIV/AIDS.

In children with vascular birthmarks around the eye, even partial blockage of vision can lead to visual loss due to amblyopia. Now a simple test can detect early evidence of amblyopia in infants too young for conventional vision testing, reports a study in the April issue of the American Journal of Ophthalmology published by Elsevier.

A new study suggests that an aggressive, take-charge kind of personality may facilitate baby-making.

How low can it go? The Sun is plunging into the deepest solar minimum in nearly a century.

AFP - European astronomers said on Wednesday that an anomalous energy signal detected by an orbiting satellite could be a telltale of the enigmatic substance known as dark...

(PhysOrg.com) -- `Quantum wells have been instrumental in telecommunications, enabling light amplification,` Patanjali Kambhampati tells PhysOrg.com, `but theory has suggested that a very small - colloidal - quantum dot could amplify light even better than a quantum well. There have been problems, however, in getting lasers to work properly with colloidal quantum dots, so focus has shifted to...

Doctors have developed and validated a clinical prediction rule for recurrent Clostridium difficile (C. difficile) infection that was simple, reliable and accurate, and can be used to identify high-risk patients most likely to benefit from measures to prevent recurrence. Their findings appear in a new study in Gastroenterology, the official journal of the American Gastroenterological Association...

(AP) -- Shopping on eBay just got a bit more rewarding, at least for some users of the online auction site.

For the past several decades, evidence has shown that greater dietary intake of the B-vitamin, folate, offers protection against the development of certain common cancers and reduces neural tube defects in newborns, opening new avenues for public health interventions that have a great impact on health. However, folate's central role as an essential factor in DNA synthesis also means that abundant...

Democrats in the House of Representatives on Tuesday announced a sweeping plan to change how the nation produces and uses energy in order to reduce the risk of dangerous climate change.

I remember my first hard drive. Back then, getting a hard drive for your computer was tantamount to a rite of passage. It meant that you no longer had to struggle inserting floppy discs with their limited capacities and their plethora of assorted frailties. Until my first hard drive, whenever I wanted to load a program, I first had to find the floppy that contained the wanted application, insert...

Researchers at the University of Westminster have used a simple and convenient method for screening female commercial sex workers (CSW) for sexually transmitted infections (STIs) without the need for them to attend clinics. The women were given tampons that they could use to collect their own samples and post them to the laboratory. The results showed that the women in the study found...

Butterflies seem able to both attract mates and ward off predators using different sides of their wings, according to new research by Yale University biologists.

If a drug took the fun out of stealing, would it reduce crime? A new study scheduled for the April 1st issue of Biological Psychiatry, published by Elsevier, suggests that this may be so.

Lower weight at birth may increase inflammatory processes in adulthood, which are associated with chronic diseases such as heart disease and diabetes, according to a new study accepted for publication in The Endocrine Society's Journal of Clinical Endocrinology & Metabolism (JCEM).

German music fans hoping to catch their idols' latest hits on video-sharing website YouTube are set for disappointment after the site on Wednesday blocked certain music videos over a licensing dispute.

Craig Mundie, Microsoft chief research and strategy officer, took a break from the company's Government Leaders Forum -- Americas on Wednesday to discuss global competitiveness, technology and government IT spending.

The recent hubbub about cloud computing -- how to define it and where it's heading -- has me wondering something. What about India?

The Kindle 2, the second version of Amazon's breakthrough electronic book reader, is cheaper ($359), thinner (0.36 inches), can hold more books (more than 1,500 compared with 200), and has a longer battery life (Amazon says you can read for four to five days with wireless turned on and for longer than two weeks with it turned off) than the original.

After 12 years of searching, UCLA scientists have tracked down the first known gene mutation responsible for a heartbreaking disorder that kills newborn babies. Published in the April 1 online edition of the American Journal of Human Genetics, their findings will allow for earlier testing of embryos at risk for the disease.

Despite layoffs at tech stalwarts like Google, IBM, Microsoft and Electronic Arts, the impact of the recession on the tech industry is likely to be far less severe than on other areas of the economy, recent labor statistics suggest.

Baby chickens aren't just cute; they are also whizzes at math, a new study reveals.

Images of the U.S. vessel City of Rayville, sunk by a mine in 1940, are taken by sonar.

An American freighter that sunk nearly 70 years ago off of Australia's southeast coast has been located, ocean researchers said Thursday.