Natasha Uzcátegui-Liggett

At the International AIDS Society meeting this year, a young woman from South Africa spoke. She is the first Black woman from Africa to be potentially cured of HIV.

An experiment with threadfin butterflyfish finds that these fish may experience pleasure while being cleaned by bluestreak cleaner wrasse — suggesting this capacity goes far back in animal evolution.

At a summit meeting in Washington, D.C., on Monday, the U.S. and South Korean presidents will discuss modernizing their 71-year-old alliance and fleshing out a trade deal reached last month.

Ashley Ludlow's mother passed away in the hospital in 2005. She had followed her mother's wishes and asked that she not be resuscitated. That decision weighed heavy on her until a nurse reassured her.

It's a growing fitness trend. People say wearing a weighted vest when you exercise builds bones, strengthens muscles and improves cardiovascular health. But does research back up these claims?

Twenty years after Hurricane Katrina, retired Lt. Gen. Russel Honoré, who led recovery efforts as commander of Joint Task Force Katrina, urges people to be prepared for future disasters.

California's three largest utilities received approval to collect $27 billion from ratepayers after utility equipment sparked tragic wildfires. The soaring price of electricity has ignited debate about how much California families should bear for the cost of wildfire prevention, whether utilities are balancing risk and affordability and whether the money is being spent wisely.