The U.S. Food and Drug Administration (FDA) is warning consumers not to buy or use fraudulent cancer "treatments" available on the Internet that come in many forms, including pills, tonics, and creams and are sold under various names.

The federal agency has sent letters warning more than two dozen companies to stop selling false products that claim to prevent or cure cancer. Medicinal products and devices intended to treat cancer must gain FDA approval before they are marketed, the agency said Tuesday

A University of Adelaide researcher is embarking on a project that could help solve iron deficiency-the world's biggest nutritional deficiency problem.

According to a statement from the university, Dr. Alex Johnson has been awarded funds to work with the Bill Gates-funded HarvestPlus Challenge program. His research looks to increase the iron content in rice and other grains

- A brain-eating amoeba is being blamed for the death of six boys and young men in Florida, Arizona, and Texas.

The Center for Disease Control said Friday that primary amebic meningoencephalitis, or PAM, is the cause of the 2007 deaths. The amoeba, called Naegleria fowleri, is the culprit of the condition and is found in warm water such as lakes, hot springs, ponds, and even dirty pools. It enters the body through the nose and attaches itself to the olfactory nerve, where it moves into the brain, feeding on brain cells

A healthy baby girl has been successfully delivered to an Australian mother after a rare full-term ectopic pregnancy. Calling it a miracle, the doctors at Darwin Private Hospital in northern Australia said the it was probably the first time ever that any such ectopic pregnancy continued till 37 weeks.

An ectopic pregnancy occurs when a fertilized egg develops outside of the uterus. The condition usually ends in a miscarriage or is terminated by doctors because of the threat it can cause to the mother. The condition places the woman's life at risk because of the likelihood the foetus will cause a rupture resulting in pain and blood loss

Brazil's Supreme Court ruled Thursday that scientists can conduct research using embryonic stem cells. Turning down a petition filed against it, the country's highest court upheld a 2005 law allowing embryonic stem cell research for finding cures of new diseases.

Embryonic stem cell research is used for curing Parkinson's disease and diabetes but many ethical groups were against its approval, saying it violates the right to life.While six of the court's 11 justices upheld the law, the remaining five judges argued that research should only be carried out "with restrictions