Name: Is this our final century?
Uploaded: 2007-01-17T00:11:00Z
Duration: 17 min 12 s
Description: Speaking as both an astronomer and "a concerned member of the human race," Sir Martin Rees examines our planet and its future from a cosmic perspective. He urges action to prevent dark consequences from our scientific and technological development.

Speaking as both an astronomer and "a concerned member of the human race," Sir Martin Rees examines our planet and its future from a cosmic perspective. He urges action to prevent dark consequences from our scientific and technological development.

Martin Rees: Is this our final century?

Is this our final century?

A cosmic zoom-out reveals Earth's story from the Big Bang to now, underscoring the urgency of addressing our century's unique challenges.

Each galaxy, a vast ecosystem, recycles gas just as atoms form the bedrock of our universe; cosmic and quantum worlds linked.

Our universe may be just one bubble in a vaster cosmos, potentially neighbored by unknown universes separated by mere millimeters.