Oceans play a vital role in weather and climate change, and scientists are working to rectify their lack of knowledge about that role.

A growing legion of social media influencers, YouTubers and podcasters are touting the benefits of internet peptides — synthetic amino acids with a variety of uses from weight loss to skin care.

Republicans' proposed Medicaid cuts will cause 8.6 million people to lose health insurance by 2034, an estimate shows. Kentucky Gov. Andy Beshear said it will cost Republicans seats in Congress.

This year's $500,000 World Food Prize, for advances in agriculture and nutrition, goes to Mariangela Hungria, who boosted Brazil's farming revolution, turning the country into a soybean superpower.

The agency is taking steps to remove prescription fluoride treatments that children swallow.

A few years ago, "A" experienced a psychotic episode. His boss made a decision that saved his life.

The Trump administration wants to eliminate or weaken 47 Department of Energy regulations, including some efficiency standards for appliances. But efficiency advocates say that would be illegal.

The Trump administration has launched a $500 million project to develop a universal flu vaccine that won't need yearly updates. But vaccine experts are mystified by its focus on a dated technology.

On Wednesday, Robert F. Kennedy Jr. goes to Capitol Hill to promote and defend his massive overhaul of HHS, and President Trump's plans to change it even more.

The recent technical failures at Newark International Airport and concerns about the nation's air traffic control system have some people nervous about getting on a plane.