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Discovery Channel : Science, History, Space, Tech, Sharks, News

Discovery Channel online lets you explore science, history, space, tech, sharks, & more, with videos & news, plus exclusives on your favorite TV shows.

What Killed Mars?

Scientists think that once Mars and Earth were a lot alike. But that was before massive asteroids pelted the red planet. Find out more about its terrifying past at Discovery News.

Slo-Mo Science

A punch to the face. An exploding glass. A video camera in a blender. Sit back and watch it all in super slo-mo. Check out the Time Warp video collection.

Imagine That

Take an interactive tour of the warehouse where the Prototype This crew gets down to business. Plus, send in your ideas for prototypes they should build.

Spy Guys

The MythBusters felt it was their duty to take on some of the best James Bond myths. See how much you know about the world's most mythic spy.

Heating Up

See what would happen to the oceans' "conveyor belt" of currents if water temperatures got too warm. Watch the animations at Discovery Earth Live.

 
News Headlines
'Stealing' Keys by Camera Proven Easy
A quick picture with a camera phone could be all a criminal needs to copy your keys.
 
 
Features
dinosaur
 
Top Games
Deadliest Catch
 
Discovery of the Day
A Small Price to Pay
Nov. 19, 1954: Happy drivers drop quarters into a basket and move on down New Jersey’s Garden State Parkway. It’s the first time they can pay tolls without having to exchange pleasantries with toll takers. But the automatic collectors can’t make change and it’s another 30 years before electronic fare machines make turnpikes almost bearable. More ...
 
 
Plug In
Listen to "Boom De Ah Dah" Anywhere
Keep the music in your head. And download the FREE ringtones.

Meet Mike
Win prizes and visit the Dirty Jobs set. Enter the sweepstakes.

Watch Podcasts
You can see Discovery video on iTunes. Download it.

 
TV Shows
 
Our Networks
  • Animal Planet
    Animal Planet
    Dedicated to the unique relationship between people and animals.
     
    HD Theater
    HD Theater
    Wildlife, world culture, adventure and more exclusive content in HD.
     
    Planet Green
    Planet Green
    A global initiative including a television network, interactive tools and "how-to" resources.
     
  • Discovery Health
    Discovery Health
    Your source for health & wellness info, tips, tools & support.
     
    Military Channel
    Military Channel
    Your only destination for weapons, warfighters and history - 24/7.
     
    Investigation Discovery
    Investigation Discovery
    Delivering remarkable insight into investigation, forensic analysis and true stories that piece together puzzles of human nature.
     
  • The Science Channel
    The Science Channel
    The only network devoted entirely to the wonders of science.
     
    TLC
    TLC
    TLC is an affirmative and connective experience.
     
    Turbo
    Turbo
    High performance content about the technology and culture of cars, motorcycles, airplanes and more.
     
 
Top Video
 
 
How Stuff Works
How to Win on the Web
The key is to get people to your site.

In the Game
Companies are finding new ways to put their products in the middle of games.

Finding Your Market
A little legwork can help a product take off.

 

TV Today
 

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