| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S05E01 | Can We Make It to Mars? |
January 19, 2011
PBS
|
60 | |
| S05E02 | Can We Live Forever? |
January 26, 2011
PBS
|
60 | |
| S05E03 | How Does the Brain Work? |
February 2, 2011
PBS
|
60 | |
| S05E04 | How Smart Are Animals? |
February 9, 2011
PBS
|
60 | |
| S05E05 | Where Did We Come From? |
February 16, 2011
PBS
|
60 | |
| S05E06 |
What's the Next Big Thing?
season finale
|
February 23, 2011
PBS
|
60 |
No artwork of this type.
No artwork of this type.
