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This animation shows how mutations in an ion channel protein lead to the genetic disease cystic fibrosis. The animation also discusses how research on this protein has been used to develop treatments for the disease.

This animation illustrates the main stages of the water cycle in Gorongosa National Park, an ecosystem that experiences both wet and dry seasons.

This video showcases the work of mathematician-turned-biologist Corina Tarnita, who uses quantitative approaches to understand the role of termite mounds in the savanna ecosystem.

This animation describes how skin color is generated by skin cells as protection against ultraviolet (UV) radiation.

This film tells the story of the scientists and the evidence involved in one of the most important scientific quests of the 20th century: the discovery of the structure of DNA.

This film describes natural selection and adaptation in populations of rock pocket mice living in the American Southwest.

This animation shows how a mutation that allows adult humans to digest milk can be lost or spread under different circumstances.

This animation shows how HIV infects a cell and replicates itself using reverse transcriptase.

This video explores the evolution of a stickleback fish population over tens of thousands of years, based on fossil data.

This animation shows how quickly an advantageous mutation can spread through a mouse population over multiple generations.

This animation shows how a genetically modified virus can be used to destroy cancer cells.

This animation shows how proteins in the cell are tagged for disposal by ubiquitin and then degraded by the proteasome.