Last Thursday, on World AIDS Day, President Obama threw the full weight of the U.S. government behind a vision that would have seemed outlandish until now: The end of the global AIDS epidemic.

Over the past few years, a string of HIV prevention research breakthroughs has...

Recent news about HIV/AIDS has focused on the good -- promising trial results that prove the antiretroviral (ARV) drugs used to treat HIV can also prevent HIV infections -- and the bad -- retreats in donor commitment that imperil the substantial gains that have been made in treating global AIDS,...

This week the world has been looking back at 30 years of AIDS. Three decades have taken us from five young gay men in Los Angeles to 34 million men, women and children around the world living with HIV. But what about the next thirty years? Could we...

Last week, 2,499 gay and bisexual men and transgender women from four continents made history when the iPrEx HIV prevention trial reported positive results. This landmark trial, hot on the heels of similar good news in July about 1% tenofovir microbicide gel, moves the world one step closer to ending...

The global response to AIDS is in trouble. There are yawning gaps in funding for proven prevention and treatment and a crisis in political will for continued support of AIDS programs. Those of us working on the AIDS epidemic face skepticism about whether disease-specific funding for AIDS is cost effective....

For more than two decades, we've paused every December 1st to take stock of where we are in the fight against AIDS. We mark the number of new infections, the number of deaths, and prepare ourselves for another year of battling a formidable enemy.

This year, we have some good...

The elusive dream of an AIDS vaccine is one step closer to reality. Last week an historic announcement was made in Thailand: the world's largest HIV prevention trial showed that an AIDS vaccine is possible.

And it also seemed to prove that science at its most exhilarating is unpredictable and...