Jeanna Bryner

The director of the largest U.S. public health agency reveals he has a personal reason for fighting the opioid epidemic.

All 12 boys and their coach have been successfully freed from the cave in Thailand where they had been trapped since June 23.

A massive operation is underway to rescue 12 Thai boys and their soccer coach, who have been trapped in a cave for nearly two weeks. But the rescue options are incredibly risky.

A pride of hungry lions in a South African reserve just saved the day, at least for a herd of rhinos.

We bought a bunch of tardigrades online (thanks, internet!) and tried to see them with six inexpensive microscopes. Here is what we discovered.

It's the fastest, and smartest, supercomputer.

The auditory version of the blue/gold dress is dividing Yanny and Laurel camps across the internet.

After a 25-year gap, the federal government may fund the search for intelligent aliens with $10 million for the next two years.

Their evidence included an odd Pac-Man effect.

The spy craft is on its fifth mission, but the U.S. Air Force is mum on what the X-37B is doing right now.

Here's the numerical and cosmic gymnastics Meade used to come up with today's apocalypse — one that, of course, will not come to be.

Astronomers have observed a star that's so far away, its light took 9 billion years to reach us here on Earth — about 4.5 billion years before our solar system even existed.

"Mad" Mike Hughes launched himself from the Mojave Desert on a self-made rocket before landing back to Earth, a little dinged up.

Tiangong-1, China's first space station, is currently falling back to Earth and will soon make an uncontrolled entry through our atmosphere. Here's a look back at the 9-ton space lab.

An elephant in India seems to have a smoking habit. Sort of.

In an online publication, this astronomer reports the detection of a very bright object in the night sky that wasn't there before. Turns out, he's thousands of years late for this discovery.

It looks like a stereotypical hallucination of a whale floating beneath puffy clouds.

Slashing pigs with swords doesn't sound like science. But that's exactly what scientists had volunteers do — hack away at a pig carcass with a Japanese samurai sword called a katana.

One of the world's most brilliant minds, theoretical physicist Stephen Hawking has died. Here, we honor the man who changed the way we look at the universe.

One of the brightest minds, Stephen Hawking has died at age 76. As we mourn his death and celebrate his life, here's a look back at some of his most intriguing words.

A forensic anthropologist says he's 99 percent sure bones found on this Pacific Island belong to the lost Amelia Earhart.

The wreck had been lost to history.

Apparently, there's a one-in-a-million chance of spotting the yellow mutant bird.