Rosetta: Memories of a Comet • 2017

45:08

Untangling Alzheimer's is a dramatic and inspiring medical investigation driven by David Suzuki's journey to understand the science of Alzheimer's and the surprising new insights into its cause. David has a very personal interest in the disease because his mother, aunt and two uncles died of it. We join David on an intimate journey as he explores the newest breakthroughs in this devastating disease as well as his own chances of contracting the cruel condition. Alzheimer's today is the only leading cause of death that cannot be cured, prevented or even slowed. Worse, it's the only leading cause of death that is on the rise – and not simply because baby-boomers are getting older. Studies show that the increase is absolute across all age groups, and death rates continue to climb. With a new case developing every 69 seconds, scientists now speak of the Alzheimer's epidemic.

S53E06 • The Nature of Things • 2013 • Astronomy

23:43

CERN and the University of California-Santa Barbara are collaborating in the search for the elusive substance that physicists and astronomers believe holds the universe together -- dark matter. Where is this search now in the realm of particle physics and what comes next?

2017 • Astronomy

86:02

From the mission that saw Pluto for the first time to the Mars rovers, a new breed of explorers are risking their careers, and even their lives, to lead humanity to worlds we have never seen and tackle the mysteries of life itself.

S1E1 • Space's Deepest Secrets • 2016 • Astronomy

42:00

The two Voyager spacecraft have traveled farther than any human-made object in history. As they reach interstellar space, experts explore their most astonishing discoveries and how their extended operation has transformed into the ultimate mission.

S10E6 • How the Universe Works • 2021 • Astronomy

10:47

Does life exist anywhere else in the universe? And how did it get started? Scientists are seeking the answers in the cosmos, our solar system and right here on planet Earth.

The Economist • 2015 • Astronomy

42:05

Earth's journey through the universe is a perilous one, and new discoveries reveal that our planet is heading toward a mysterious area of the cosmos that could eject us out of the Milky Way and into oblivion.

S8E9 • How the Universe Works • 2020 • Astronomy