Special features of this DVD: widescreen presentation ; materials and activities for educators ; Nova ScienceNOW web link ; Dolby Digital ; scene selection.

Executive editor, Neil deGrasse Tyson.

Neil deGrasse Tyson, host.

Investigate some of today's most exciting advances in scientific research.

The science of picky eaters: Neil deGrasse Tyson sets out to find out more about the science of taste, and discovers you can't understand taste without also getting into smell. Just when he thinks he's got it, HHMI scientist Bob Margolskee throws him a curve ball: taste receptors are turning up in parts of the body no one ever imagined finding them!

Smart sea lions & talking walruses: Sea lions and walruses are often dismissed as circus clowns, but new evidence shows that these animals are remarkably intelligent. Scientists have found sea lions to be capable of higher-order reasoning that few other animals have demonstrated, and studies of walrus and sea lion vocal abilities are also shedding light on the evolution of human language.

Profile: Sangeeta Bhatia: Sangeeta Bhatia comes from a long line of successful women. Her grandmother in India went to medical school, and her mother was the first woman in India to receive an MBA. Now with her own PhD in Medical Engineering , and an MD, Bhatia is a tissue engineer at MIT with a focus on the liver and cancer treatment, and she's started an outreach program to get young girls into labs, and loving science.

Capturing carbon: Can an eighth grader's science fair project tackle carbon dioxide in the atmosphere? Claire Lackner's father Klaus, a renowned scientist at Columbia University, thought so when he saw how Claire used an aquarium pump to capture carbon dioxide in the air. A decade later, Dr. Lackner has helped form a green company that is testing a product inspired by his daughter's vision.

Not rated.

DVD.

Closed captioned for the hearing impaired.