Curiosity Daily Podcast: How to Clean Your Smartphone, Caffeine Benefits, and the World’s Busiest Air Route

Learn more about the efforts of rewildling throughout the world on Discovery.com.

Plunge head-first into the most shocking Shark Week special yet! Learn all about it here.

Let’s say one day astronomers announce that our worst nightmare has come true: a large object is headed towards the Earth with a significant chance of impact. What do we do?

Listen to the first official Shark Week song and catch all the action July 26 through August 1 on Discovery!

See how these apex predators actually think. Will they completely transform our understanding of their intelligence?

Meet the most shark-obsessed "fin-atics" around and take a plunge into their wild fascinations on "My Strange Shark Addiction." Learn all about the new special here!

Join Josh Gates and uncover the truth about some of the world's most perplexing shark incidents and mysteries! Learn all about "Expedition Unknown: Shark Secrets" here.

Welcome to the era of precision cosmology…where we’ve managed to very precisely measure everything we don't know about the universe.

Shark Week hosted by John Cena was an electrifying and unforgettable experience that left fans in awe of the world beneath the waves. Check out what happened during the best week of the summer on Discovery. See the full schedule or stream Shark Week on Max!

The European Space Agency’s Gaia spacecraft has managed to watch stars tremble, their light subtly changing as starquakes ripple through their surfaces. Which is pretty cool, because Gaia wasn’t even designed to do it.