HHS Secretary Robert F. Kennedy Jr. has blamed the addition of fluoride — a common, naturally occurring mineral — for a host of health issues. The CDC says the policy has reduced cavities by some 25%.

J&J recently lost a bid to settle lawsuits that claimed its talc powder products, including baby powder, caused cancer. Author Gardiner Harris says the company's defense "is beginning to crumble."

All of the former research chimpanzees that had been living on an Air Force base in New Mexico have finally arrived at a sanctuary in Louisiana. Many of these chimps are in their 50s and 60s.

A few of these global soups have unusual ingredients: A chicken that hasn't yet sung, waterleaf with dew drops, a zebu organ. Don't worry, we've got subs. And prep time for some is as short as 1 hour.

Scientists have recreated a pathway that senses pain, using clusters of human nerve cells grown in a dish.

Mount Spurr, which scientists say is likely to erupt in the coming weeks or months, is about 80 miles west of Anchorage. But ash clouds could reach the state's biggest city.

A Martinez visit's a slow strength gym and goes toe to toe with a senior citizen weightlifter, to see if this kind of exercise is all it's cracked up to be.

Scientists created a model of the human pain pathway in a dish by connecting four separate brain organoids. The feat should help them understand sensory disorders like those affecting pain perception.

On April 14, Blue Origin plans to launch a space flight with a crew that includes the singer behind the 2010 hit "Firework." But we can think of many other artists who deserve to be among the stars.

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is hidden in our solar system.