How much space do you need? Despite being low on the population density list, Americans tend to take up a lot of space. In fact, the Sierra Club reports that an American's average "ecological footprint"—the space it takes to produce the resources he or she uses—is four times the world's average. Some people are trying to combat this by living small. Really small.
For two weeks ending...
- Art and Culture (3)
- Attitude and Behavior (9)
- Chemistry (9)
- Computer and Digital Technology (7)
- Earth Science (6)
- Education and Policy (4)
- Energy (5)
- Engineering (8)
- Environment and Sustainability (9)
- Health and Medicine (17)
- Manufacturing and Industry (7)
- Math (2)
- Museums (2)
- Physics (8)
- Space and Astronomy (16)
- Technology (18)
- Transportation (3)
- Happening Now
Seventy years ago, a historic landing changed the world.
The longest running exhibition of African-American art in the U.S. features more than 100 works.
- Coming Soon
See a favorite film, catch one you missed, or experience a new one.
Join us for hands-on projects, student discussions, live science experiences and more!
Write the team behind the blog with your questions or comments.