What’s colorless, odorless, and tasteless? Surrounds and protects us throughout our lives? Makes Earth habitable? Is so fragile it needs our care and protection?
But what can you see in an exhibit about the air?
It’ll take your breath away!
This web site is an on-line exhibit produced by the Smithsonian's National Museum of Natural History and funded by a NASA REASoN grant. This virtual exhibit is an adaptation of the Change is in the Air exhibition, which was on display at the Smithsonian's National Museum of Natural History from until November 2006.
My, How You’ve Changed
Learn how the composition of the atmosphere has changed throughout Earth's history.