Learn the story of the Father of Invention. Watch Tuesday, January 27, 2015 at 9pm.

Take a look at the connection between art and identity. Watch Wednesday, January 28, 2015 at 7:30pm.

Watch the drama of 3,000 gentoo penguins who surround an Antarctic post office each summer. Watch Wednesday, January 28, 2015 at 8pm.

The catastrophic collapse of the ground beneath our feet is a growing worldwide hazard. Watch Wednesday, January 28, 2015 at 9pm.

Could Benjamin Franklin have been responsible in some way for the bones in the basement? Watch Wednesday, January 28, 2015 at 10pm.

Rose makes a handsome new friend, Anna struggles to keep her secret, and Daisy plays Cupid. Watch Sunday, February 1, 2015 at 9pm.