January 15, 2006
Episode 1 of Season 3 premiered on January 15, 2006
February 13, 2006
Episode 2 of Season 3 premiered on February 13, 2006
March 20, 2006
Episode 3 of Season 3 premiered on March 20, 2006
March 29, 2006
Episode 4 of Season 3 premiered on March 29, 2006
April 26, 2006
Episode 5 of Season 3 premiered on April 26, 2006
May 24, 2006
In over 200 years of study, scientists are still unsure of what stimulates a lightning strike. One current theory suggests that co...Read more
June 28, 2006
Episode 7 of Season 3 premiered on June 28, 2006
July 5, 2006
Episode 8 of Season 3 premiered on July 5, 2006
July 12, 2006
In the space of 500 years, eighteen of these huge monuments were built. Focusing more on the "who" than the "how" of their constru...Read more
July 19, 2006
The history and a projection of the future of the Earth's land masses caused by continental drift is explain by the theory of plate tectonics.
September 6, 2006
Episode 11 of Season 3 premiered on September 6, 2006
September 20, 2006
Episode 12 of Season 3 premiered on September 20, 2006
October 12, 2006
Episode 13 of Season 3 premiered on October 12, 2006
October 21, 2006
Episode 14 of Season 3 premiered on October 21, 2006
November 2, 2006
Episode 15 of Season 3 premiered on November 2, 2006
December 6, 2006
Episode 16 of Season 3 premiered on December 6, 2006
December 7, 2006
Our planet Earth is teeming with life. To some, it's a miracle - but can science explain how it came into existence? Critics have ...Read more
February 21, 2007
Episode 18 of Season 3 premiered on February 21, 2007
February 28, 2007
Episode 19 of Season 3 premiered on February 28, 2007
March 7, 2007
Episode 20 of Season 3 premiered on March 7, 2007
March 14, 2007
Episode 21 of Season 3 premiered on March 14, 2007
March 28, 2007
Episode 22 of Season 3 premiered on March 28, 2007
April 12, 2007
Episode 23 of Season 3 premiered on April 12, 2007
April 21, 2007
Episode 24 of Season 3 premiered on April 21, 2007
April 28, 2007
Episode 25 of Season 3 premiered on April 28, 2007