Social Media-Savvy Astronauts are taking over the cosmos. Dr. Neil deGrasse Tyson and Chris Hadfield, the first Canadian astronaut to walk in space, discuss social media ...

Space entrepreneurs are on a race to transform space travel to create a home for humans beyond Earth. In this twenty-first century Space Race, modern day visionaries as t ...

Astronauts including the legendary Peggy Whitson, who spent 665 days in space, speak about how their concepts of home have changed. ...

The story of how life on Earth starts as single-cell bacteria, before a miraculous event transforms the planet into a complex interconnected web based on a competition fo ...

The story of how for nearly 4 billion years, life microbes, plants and animals have emerged and sculpted the planet's surface and atmosphere in the strangest of ways. ...

Astronaut Chris Hadfield believes the only chance for human survival is to escape from Earth and build a space colony, but there are real barriers. ...

The story of how life on Earth has evolved, becoming lethal for life to thrive. ...

The story of how and why life began on Earth, and what makes our planet different from the others. ...

The epic story of Earth's battle with the sun and how life thrives here against the odds. ...

A portrayal of how Earth was born in a cosmic storm and shaped by violence. ...

An astronaut's view of the incredible Earth systems that allow life to breathe. ...