The Cure for HIV

21:59

Where are we in the fight against a virus that has killed millions of people around the world? Hear from experts who first identified HIV/AIDS, investigate new therapies that prevent HIV infections and witness heartfelt conversations with survivors who are helping to promote HIV/AIDS awareness.

Powerful Genes: The Miracle of Human Adaptation

52:00

Humans have evolved for 200,000 years through subtle genetic adaptations. As technology reshapes daily life and climate change alters environments, researchers ask whether evolution can keep pace with the modern world.

Positive Psychology: The Science of Happiness

55:07

This talk is given by Catherine Sanderson of Amherst College.

Taste: The Flavor of Life

52:26

From microbes to elephants, every living thing must balance the composition of elements in their bodies with the elements in the environment. We must eat what we are.

Brain-Computer Interface: The Digital Mind

27:20

This is an inside look at how teams of scientists, engineers and surgeons—and their courageous test subjects—are using Brain-Computer Interfaces to bring hope and increased independence to patients living with conditions like paralysis, amyotrophic lateral sclerosis (ALS) and blindness.