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0.0
Activity from Friends
Return to Mt. St. Helens
S18 E01 • Tuesday, Jan 8, 1991 • Jan 8 • 55m
ConFusion in a Jar
S18 E02 • Tuesday, Apr 30, 1991 • Apr 30 • 55m
The Hunt for China's Dinosaurs (1)
S18 E03 • Tuesday, Feb 5, 1991 • Feb 5 • 55m
Case of the Flying Dinosaur
S18 E04 • Tuesday, Feb 12, 1991 • Feb 12 • 55m
T. rex Exposed
S18 E05 • Tuesday, Feb 19, 1991 • Feb 19 • 55m
The Russian Right Stuff: The Invisible Spaceman
S18 E06 • Tuesday, Feb 26, 1991 • Feb 26 • 55m
The Russian Right Stuff: The Dark Side of the Moon
S18 E07 • Wednesday, Feb 27, 1991 • Feb 27 • 55m
The Russian Right Stuff: The Mission
S18 E08 • Thursday, Feb 28, 1991 • Feb 28 • 55m
Swimming With Whales
S18 E09 • Tuesday, Mar 5, 1991 • Mar 5 • 55m
The Chip vs. the Chess Master
S18 E10 • Tuesday, Mar 26, 1991 • Mar 26 • 55m
Sex, Lies and Toupee Tape
S18 E11 • Tuesday, Oct 1, 1991 • Oct 1 • 55m
So You Want to Be a Doctor?
S18 E12 • Wednesday, Oct 9, 1991 • Oct 9 • 55m
Secrets of the Dead Sea Scrolls
S18 E13 • Tuesday, Oct 15, 1991 • Oct 15 • 55m
Suicide Mission to Chernobyl
S18 E14 • Tuesday, Oct 22, 1991 • Oct 22 • 55m
Taller Than Everest?
S18 E15 • Tuesday, Nov 5, 1991 • Nov 5 • 55m
Fastest Planes in the Sky
S18 E16 • Tuesday, Nov 12, 1991 • Nov 12 • 55m
Avoiding the Surgeon's Knife
S18 E17 • Tuesday, Dec 3, 1991 • Dec 3 • 55m
Skyscraper! A NOVA Special
S18 E18 • Tuesday, Dec 10, 1991 • Dec 10 • 55m
The Fine Art of Faking It
S18 E19 • Tuesday, Dec 17, 1991 • Dec 17 • 55m
Season 18
1991 • 19 Episodes
Activity from Friends
Return to Mt. St. Helens
S18 E01 • Tuesday, Jan 8, 1991 • Jan 8 • 55m
ConFusion in a Jar
S18 E02 • Tuesday, Apr 30, 1991 • Apr 30 • 55m
The Hunt for China's Dinosaurs (1)
S18 E03 • Tuesday, Feb 5, 1991 • Feb 5 • 55m
Case of the Flying Dinosaur
S18 E04 • Tuesday, Feb 12, 1991 • Feb 12 • 55m
T. rex Exposed
S18 E05 • Tuesday, Feb 19, 1991 • Feb 19 • 55m
The Russian Right Stuff: The Invisible Spaceman
S18 E06 • Tuesday, Feb 26, 1991 • Feb 26 • 55m
The Russian Right Stuff: The Dark Side of the Moon
S18 E07 • Wednesday, Feb 27, 1991 • Feb 27 • 55m
The Russian Right Stuff: The Mission
S18 E08 • Thursday, Feb 28, 1991 • Feb 28 • 55m
Swimming With Whales
S18 E09 • Tuesday, Mar 5, 1991 • Mar 5 • 55m
The Chip vs. the Chess Master
S18 E10 • Tuesday, Mar 26, 1991 • Mar 26 • 55m
Sex, Lies and Toupee Tape
S18 E11 • Tuesday, Oct 1, 1991 • Oct 1 • 55m
So You Want to Be a Doctor?
S18 E12 • Wednesday, Oct 9, 1991 • Oct 9 • 55m
Secrets of the Dead Sea Scrolls
S18 E13 • Tuesday, Oct 15, 1991 • Oct 15 • 55m
Suicide Mission to Chernobyl
S18 E14 • Tuesday, Oct 22, 1991 • Oct 22 • 55m
Taller Than Everest?
S18 E15 • Tuesday, Nov 5, 1991 • Nov 5 • 55m
Fastest Planes in the Sky
S18 E16 • Tuesday, Nov 12, 1991 • Nov 12 • 55m
Avoiding the Surgeon's Knife
S18 E17 • Tuesday, Dec 3, 1991 • Dec 3 • 55m
Skyscraper! A NOVA Special
S18 E18 • Tuesday, Dec 10, 1991 • Dec 10 • 55m
The Fine Art of Faking It
S18 E19 • Tuesday, Dec 17, 1991 • Dec 17 • 55m
0.0
Completed
1991
S18Season 18
19 Episodes
55 min / episode
17h 25m total
Aired
Jan 8, 1991 - Dec 17, 1991
Network
PBSGenres