CosmoCaixa Barcelona is a science museum located in Barcelona, Spain. Formerly known as the Science Museum of Barcelona, it closed for renovations in 1998 and reopened in 2004 under its current name. The museum features a variety of exhibitions, permanent and temporary, that showcase the environment, nature, science, and space. CosmoCaixa also has a planetarium and exhibitions devoted to interaction such as touch and play for small children. It also has a bookstore, gift shop, library, teaching center and cafe. The museum is sponsored by La Caixa.
CosmoCaixa has permanent and temporary exhibitions. It also houses a planetarium and has a free public square that allows the public to experience natural science through interactive exhibitions.
Flooded Forest: A flooded forest which allows visitors to experience wet and dry environs of an Amazon rainforest. Ceiba trees are reproduced based on molds created by museum staff in Pará, Brazil. More than 100 living species are represented including birds, insects, frogs, piranhas, capybaras, and alligators.
Geological Wall: Large cuts of geological formations are displayed along a wall showing erosion, volcanism, faults, sedimentation and related processes. The cuts of rock on display are primarily from Catalonia including potassium salt from Súria, sandstone from Berga and Mallorca, volcanic materials from Garrotxa Volcanic Zone Natural Park, and limestone from Besalú.
The Hall of Matter: The Hall of Matter covers evolution starting with the Big Bang Theory. It is broken into four sections: the origin of matter, the first living organism, the conquest of "symbolic intelligence", and the birth of civilization. The exhibit touches on gravitational wave, chaos theory, biology, mobility, neurons, intelligence and human evolution.
Clik and Flash: One of three interactive based exhibitions for young children, Clik and Flash uses games to encourage children to learn about science. The space is split into two rooms; Clik uses play, observation and deduction through smell, touch and sight and Flash uses technology to showcase exploration, environments, construction and electricity.
Touch, touch!: Touch, touch! houses living creatures from around the world and the Mediterranean. Museum staff and scientists present animals and plants from three environments.
Bubble Planetarium: An astronomy based exhibition for children ages 3–8.