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Could mean breakthrough for infertility, contraceptive treatments

Plans for a trial of a vaccine against the AIDS virus in the United States were canceled because health officials said it was unlikely to prove effective.

The Clinton Foundation announced an agreement among several drug makers that it hopes will assure a supply of a crucial malaria medicine at reasonable prices for the world's poor.

If they had super-powerful telescopes, it might look like what the Deep Impact probe recently saw from its vantage point 50 million km away

[The following is an exact transcript of this podcast.]Counting is one of the first things we teach our kids. I mean, every parent’s probably said, “You had better be in that bed by the time I count to three.” Followed by “One…two…two-and-a-half…” But counting might not be as universal as it seems. Because scientists from M.I.T. have found that a tribe living in the Amazon has no words for numbers. [More]

A drug once used to treat hayfever "improves" symptoms in patients with Alzheimer's disease, research suggests.

A report from the Association of Academic Health Centers, "Out of Order, Out of Time: The State of the Nation's Health Workforce," warns that the nation is facing a health workforce crisis and is running out of time to ensure an adequate health workforce to meet needs resulting from critical socioeconomic challenges for health care. The study calls for, and provides, specific recommendations for immediate action to develop an integrated, coordinated national health workforce policy.

New research into the earliest events occurring immediately upon infection with HIV-I shows that the virus deals a stunning blow to the immune system earlier than was previously understood. According to scientists at Duke university Medical Center, this suggests the window of opportunity for successful intervention may be only a matter of days -- not weeks -- after transmission, as researchers had previously believed.

As part of the agency's user-driven approach to preparing new Earth Explorer missions to advance our understanding of the Earth system, six candidate missions will be presented to the science community at a User Consultation Meeting in January 2009.

Japanese business daily says solar panels may help power vehicle's air conditioner