A Year in Space

Science and Nature Series / 1 Season

A Year in Space follows astronaut Scott Kelly's 12-month mission on the International Space Station, from launch to landing, as NASA charts the effects of long-duration spaceflight by comparing him to his identical twin on Earth, astronaut Mark Kelly. Beyond A Year in Space introduces viewers to the next generation of astronauts training to leave Earth’s orbit and travel into deep space.

Get Cascade PBS Passport to watch

Star Gazers is the world's only weekly television series on naked eye astronomy.

Blast off into the cosmos with astrophysicist Matt O'Dowd.

Explore cutting-edge shark research in elasmobranch science.

Explore the global impact of Earth’s most ingenious, destructive, and adaptable species.

Trace humankind's long journey from hunter-gatherer to dominant global species.

A mind-blowing, sci-fi epic, based on Cixin Liu's celebrated "Three-Body Problem" novel.

Learn how centuries of knowledge helped our ancestors understand the mysteries of space.

Explore scientific discoveries on television's most acclaimed science documentary series.

At the front lines of climate change, animals have a surprising story to tell.

Take a new journey across the US to find how we work, play and interact with the outdoors.

Meet five Black women scientists who are innovators, problem-solvers and STEM superstars.

Explore the connection between your gut and your brain and how it impacts your health.

Supported by

A Year in Space

Star Gazers

PBS Space Time

Sharks Unknown with Jasmin Graham

Human Footprint

Humanity from Space

Three-Body

Ancient Skies

NOVA

Evolution Earth

America Outdoors with Baratunde Thurston

SciGirls Stories: Black Women in STEM

The Brain-Gut Connection with Dr. Emeran Mayer