NASA Astronauts Bob Behnken and Doug Hurley return to Earth somewhere in the ocean near Florida after just over two months at the International Space Station. The first step was completed today at around 7:30 P ET, with a successful undocking from ISS. Follow the journey on SPACE LAUNCH LIVE: SPLASHDOWN on Discovery on August 2 starting at 1P ET.

Cutting-edge technology takes a team of scientists at Beneath the Waves (BTW) deeper than they’ve ever gone before by shedding new light on how tiger sharks use our deep seas. Don't miss TIGER SHARK KING, Friday, August 14 at 10P ET on Discovery.

Europa to be specific. Yes, I know it’s a crazy question, but hear me out. This will be fun.

The deep-sea is largely a mystery and we’re finding that it’s a much more biodiverse place than previously thought. There are hundreds of species of sharks that live in cold, dark depths of the deep sea and have adapted to this foreign world. And Beneath the Waves (BTW) is on a mission to learn more!

Bindi Irwin and her husband Chandler, stars of Crikey! It's the Iwins, announced they are expecting!

Every year in early August, the Earth passes through the debris left by Comet 109P/Swift-Tuttle, which creates the Perseid meteor shower

Dr. Dave Ebert joined Animal Planet’s Forrest Galante in some of the most shark infested waters in the Southern Hemisphere to track down lost species on EXTINCT OR ALIVE: LAND OF THE LOST SHARKS. He let's us in on his experience.

A wrecked ship southeast of nearby island Mauritius is spilling oil into the Indian Ocean. Known for its pristine beaches and coral reefs, Mauritius has declared a “state of environmental emergency.”

Despite sharks sitting at the top of their food chain as an apex predator, they are an endangered species as a result of human activities.

Shark scientist Dr. Neil Hammerschlag debunks news of Great White dying from choking on a sea turtle.

One research foundation is working to change public perception of sharks by taking people swimming with them – without a cage.

A new Pocket Shark has been discovered and it's insanely cute! Here's what you need to know...

Scientists trace back shark cannibalism to 300 million years ago with evidence found in Canada.

Megalodon, the biggest shark to have ever lived has a cousin Megalolamna. It is, however, unclear whether this creature even existed.