Scientists have discovered that monkey cells have innate protection against infection with the human AIDS virus, a clue that may help explain why some people are susceptible to certain viral

The United Automobile Workers and the Sierra club teamed up the other day in an Op-Ed piece blasting a Bush administration proposal that would further weaken the already inadequate standards

The United States launched President George W. Bush's global AIDS program by awarding multimillion-dollar grants to four U.S. based institutions to treat those suffering from the deadly virus in

Bird flu has jumped to new species in Asia, killing three house cats and infecting a white tiger in Thailand, while a low-risk variant of the virus has been detected on a farm in Canada, officials

New X-ray observations by orbiting satellites have given astronomers their first telling evidence that appears to confirm what had been only theory: that a star is doomed if it ventures too close to

A type of self-renewing cell found in the adult human brain may have the potential for repairing brain damage or disease, scientists reported Thursday. Scientists have known for some time about these

In the fertile Limpopo valley, where juicy mangoes hang heavily from trees and sweet tasting watermelons grow by the tens of thousands of the vines, the feelings about land run deep. For the past

A man has died of bird flu in Vietnam, the Ministry of Health said, taking the human toll from the virus in Asia to 22. Vietnam accounts for 15 of the deaths from the A(H5N1) virus. A ministry

One hurdle in the envisioned switch from fossil fuels to a

Frequent use of antibiotics has been linked to a greater risk of breast cancer, according to researchers who studied thousands of American women and found that those who took the drugs most often had