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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 short video explores how a baby’s microbiome is established during birth.

This video describes how scientists silence different genes in regenerating planaria to study the process of regeneration at the molecular level.

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

This animation shows how a region of the brain called the cerebral cortex develops in a human fetus.

This animation shows how a single species can give rise to many different species with distinct traits, using anole lizards as an example.

This film explores four decades of research on the evolution of Galápagos finches, which has illuminated how species form and diversify.

This film explores the adaptation of anole lizards (genus Anolis) to habitats common across the islands of the Caribbean. The anoles are excellent examples of adaptive radiation, convergent evolution, and speciation through reproductive isolation.

This animation tracks how the human brain develops over nine months of gestation.

This animation shows how varying concentrations of a signaling molecule activate different transcription factors to determine cell fate.

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

This animation gives an overview of how a fertilized human egg develops into an embryo.