Site Search

This video follows scientists working in Bangladesh as they test fruit bat populations to determine whether they are infected with Nipah virus, a potentially deadly human pathogen.

This film explores how the genetic and anatomical legacy of a fish can be seen today in the human body.

This film explores what our hair, teeth, and hearing reveal about our evolution from ancient reptilian ancestors.

This video provides an overview of the types of genes that, when mutated, can lead to the development of cancer.

This video shows the reactions of first-grade students to a replica of a Tiktaalik fossil.

This animation shows how disrupting cellular processes in the intestines can lead to colon cancer.

This film tells the story of the scientific quest to explain one of the greatest, long-standing scientific mysteries: the sudden disappearance of the dinosaurs at the end of the Cretaceous period.

This animation shows how the protein MECP2 helps switch off gene expression.

This animation shows how a tumor forms, recruits blood vessels, and enters metastasis.

This animation shows how X chromosomes are randomly switched off in most female mammals.

This animation shows how meiosis, the form of cell division unique to egg and sperm production, can give rise to sperm that carry either an X or a Y chromosome.

This animation shows how recombination occurs between the X and Y chromosomes, then within the Y chromosome itself.