A future U.S. President explores the natural world.
Early dioramas make the case for conservation.
Selects from the Museum's rare book collection.
New lighting required adjustments.
Studies plus sculpture in staging specimens.
Expert team refreshes familiar scenes.
Theodore Roosevelt was a champion of wilderness conservation.
Theodore Roosevelt helped save bison from extinction.
Michael Shara on the exploration of Mars.
Tiny goblin spiders play a big part in the study of biodiversity.