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Milestones of Flight
Periodically, the National Air and Space Museum reaches into its archives and highlights a special milestone in the history of flight, such as Yeager's breaking of the sound barrier, Lindbergh's trans-Atlantic flight, and the Hindenburg explosion.
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Lewis & Clark: Mapping the West
America is often thought of as a place where horizons are seen as challenges to be met. And surely one of the greatest examples of this pioneering spirit was the monumental westward trek of Lewis and Clark. Discover America's groundbreaking roots through the Smithsonian National Museum of Natural History's online exhibit.
Crossroads of Continents
Journey to one of the most remote places on Earth -- the North Pacific. This icy passage links Northeastern Siberia to Alaska, connecting two continents with a shared history. Meet the people who live there and discover their lifestyles and traditions.
Earth Today
This National Air and Space Museum exhibit explores the uniqueness of Earth, with its abundance of water and intelligent life.
Global Warming: Focus on the Future
Dinosaurs and fossils reveal that the Earth was much warmer 75 million years ago. At varying points over the last million years, however, ice sheets have covered the Earth. Discover why it's warming up again and how we can slow down this progress.
GPS: A New Constellation
While Peter Pan's directions to Never-Never land were "Second to the right, and straight on till morning," humans now have a much more accurate navigational system. Check out the orbiting satellites and on-Earth receivers that make up the Global Positioning System.
In Search of Giant Squid
The giant squid, the world's largest invertebrate, lives in the ocean depths and is rarely seen by humans. Meet the National Museum of Natural History's Squid Squad, which is teaming up with other researchers to uncover the facts about this mysterious creature.
National Zoo
Are you an animal-lover? Get up close and personal with gorillas, Komodo dragons, flamingos, tigers, hippos, and more by watching minute-by-minute action on Webcams posted around the zoo. You can also look at photos of the animals, or join in discussions and lectures.
Ocean Planet
This is an online version of the popular traveling exhibition. Walk through the different rooms of the exhibit to learn about the ocean's fragile ecosystem and what people can do to make the oceans safe for the unusual plants and animals that live there.
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