Baby fossil tetrapods show that the common ancestors of amphibians, reptiles, and mammals did not evolve from animals with amphibian-like tadpoles, as previously thought Life on our planet began in ...

Museum open Daily 9:00 am to 5:00 pm, last entry 4:00 pm.

Museum open Daily 9:00 am to 5:00 pm, last entry 4:00 pm.

Use our interactive mobile map to find your way to your favorite exhibits and follow the one-way paths throughout the museum. Find restrooms, hand sanitizing stations, eating areas, accessible ...

Museum open Daily 9:00 am to 5:00 pm, last entry 4:00 pm.

Pollinator Week is an annual, national celebration in support of pollinator health. Various activities will take place around the museum from June 22, 2026 to June 28, 2026. Learn how the small ...

Purchase a meal voucher ahead of time for a discounted rate of $20. Meal vouchers include a main dish, side, and dessert. Menu will be provided closer to the event date. Gluten-free and vegetarian ...

Archaeopteryx is the fossil that proved Darwin right. It’s the oldest known fossil bird, and it helps show that all birds— including the ones alive today— are dinosaurs. And while the first ...

Twenty-foot-long specimens described as separate species from their cousins, named after mythology’s Hydra A fossil called Tanystropheus was first described in 1852, and it’s been puzzling scientists ...

Schematic showing a subset of the animals that were investigated as part of the study, with warm-blooded animals in orange and cold-blooded in blue. From left to right: Plesiosaurus, Stegosaurus, ...

The four stars on Chicago’s flag represent important events in our city’s history: a fort, a fire, and two fairs. One of those fairs is the World’s Columbian Exposition, which also happens to be a key ...