Two-thirds of the world's chameleon species are found in Madagascar.
Explore the Museum's fossil halls in depth.
A journey through our universe
The science behind 'Journey to the Stars'
Mark Norell discusses recent research.
Curator Mark Siddall, who studies leeches, discusses a recent trip to Rwanda.
Visualizations of the life and death of stars.
Learn how scientists rely on rocks to date dinosaur fossils.