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Learning from Past Extinctions

In this talk, biologist Anthony Barnosky discusses Earth’s five mass extinctions and whether current species declines may be part of a sixth mass extinction.

Sizing up the Brain Gene by Gene

In this talk, biomedical scientist Christopher Walsh discusses how DNA sequencing technology has led to a better understanding of the genes involved in brain development.

Decoding the Autism Puzzle

In this talk, biomedical scientist Christopher Walsh discusses how DNA sequencing techniques have led to a better understanding of the genetic basis of autism.

Teaching Evolution Using Lizards and Tetrapods

This playlist can be used to teach several core topics in evolution by exploring examples of lizard species evolution and the effects of mass extinctions on tetrapod evolution. It can be used in undergraduate biology courses.