Ancient Earth: Frozen -
nova

700 million years ago, Earth was a giant snowball cloaked in ice from pole to pole. How did life manage to hold on through this deadly deep freeze, find creative ways to bounce back, and thrive in the dramatically different world that emerged?

Duration: 56 minutes and 46 seconds

Episode Number: 5012

No future air times were found for this episode.

About Nova:

PBS' premier science series helps viewers of all ages explore the science behind the headlines.

Along the way, NOVA programs demystify science and technology and highlight the people involved in scientific pursuits.

Watch Nova - Clips, Episodes & Previews

Ancient Earth: Frozen

Robotic Cars

Detecting Earthquakes

Change Blindness

Human Hibernation

Profile: Jason Leigh

Future Broadcast times for "Nova": (show all)

Sat, Apr 11	1:00 P.M.	Your Brain: Who's In Control? NH Explore (11.2)
Sun, Apr 12	12:00 A.M.	Your Brain: Who's In Control? NHPBS (11.1)
Sun, Apr 12	4:00 A.M.	Your Brain: Who's In Control? NH Explore (11.2)
Sun, Apr 12	7:00 A.M.	Your Brain: Who's In Control? NHPBS (11.1)
Sun, Apr 12	8:00 P.M.	Your Brain: Who's In Control? NH Explore (11.2)
Mon, Apr 13	12:00 A.M.	Your Brain: Who's In Control? NH Explore (11.2)
Tue, Apr 14	7:00 P.M.	Your Brain: Who's In Control? NH World (11.3)
Wed, Apr 15	12:00 A.M.	Your Brain: Who's In Control? NH World (11.3)
Wed, Apr 15	8:00 A.M.	Your Brain: Who's In Control? NH World (11.3)
Wed, Apr 15	9:00 P.M.	Return to the Moon NHPBS (11.1)
Thu, Apr 16	1:00 A.M.	Return to the Moon NHPBS (11.1)
Fri, Apr 17	4:00 P.M.	Return to the Moon NHPBS (11.1)
Sat, Apr 18	1:00 P.M.	Return to the Moon NH Explore (11.2)
Sun, Apr 19	12:00 A.M.	Return to the Moon NHPBS (11.1)
Sun, Apr 19	4:00 A.M.	Return to the Moon NH Explore (11.2)
Sun, Apr 19	7:00 A.M.	Return to the Moon NHPBS (11.1)