In the second episode, Brian travels to the U.S. to showcase how the laws of science allowed senses to arise.
| Title | Expanding Universe |
|---|---|
| Genres | Documentary |
| Release Date | 2013-02-03 |
| Episode Runtime | 00 Hours 59 Minutes |
| Season Number | 1 |
| Episode Number | 2 |
| Production Companies | BBC Productions |
