Celebrates 30 years of televised specials by the National Geographic Society.

Shows New Horizons' flyby of Pluto, a nine-year, three-billion-mile journey.

University of Oxford Professor Marcus du Sautoy takes viewers through the history of mathematics, showing how mathematical ideas have shaped science, technology, and culture around the world.

This documentary profiles people who are living with the grave consequences of a changing climate, as well as the individuals, communities and scientists inventing new approaches to safeguard our children's future. Filmed across the U.S., Asia and South America, this program brings the reality of climate change to life and offers viewers a variety of ways to make a difference in their own communities.

Follows astronaut Scott Kelly as he spends a full year on the International Space Station, and examines how his life changed in the aftermath of his time away from Earth.

Looks inside the DARPA Robotics Challenge, a national competition in the design of rescue robots. Examines recent advances in the development of robots instilled with human skills. Offers speculation upon ways in which robots will become part of everyday life and the impact they will have on the job market.

Examines why it is that animals and humans require sleep in order to survive, and the role in which it plays in memory, trauma, and emotion regulation.

Travel back through history, over 27,000 years into the past, when Arctic glaciers reached as far south as London and people faced a daily struggle not just to survive as individuals, families or groups, but to avoid the ultimate extinction of the species. A key moment in the course of history saw the two branches of humankind, the Neanderthals and the Cro-Magnons, face off against the backdrop of perilous cold, harsh conditions, and massive predators....

Examines the history of the Hubble Space Telescope, including its initial failure and the efforts to repair the spacecraft.

Uses science to explore the bond between dogs and humans.