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Watch Modern Marvels - Season 6 Episode 18 Online!:

Does anybody really know what time it is? Set your clocks as we explore the relativity of time from antiquity–when man attempted to chart time with methods ranging from shadows, candles, and water–to today’s atomic clock system–accurate to within one second every two-million years.

Writing:
  • Bruce Nash

Stars:
Release Date: 1993-12-10
Seasons: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
TMDb: 7.9/10
  • Country: US
  • Language: English
  • Runtime: 44

Other episodes for this season

Demolition
Episode 1 - Demolition
The Atlantic Wall
Episode 2 - The Atlantic Wall
History of Tall Buildings
Episode 3 - History of Tall Buildings
Aquariums
Episode 4 - Aquariums
Las Vegas Hotels.
Episode 5 - Las Vegas Hotels.
The Oakland Bay Bridge.
Episode 6 - The Oakland Bay Bridge.
Monumental Statues
Episode 7 - Monumental Statues
Antibiotics: The Wonder Drugs
Episode 8 - Antibiotics: The Wonder D...
The Police Car
Episode 9 - The Police Car
Plastics
Episode 10 - Plastics
Medical Imaging
Episode 11 - Medical Imaging
Extreme Sports Gadgets
Episode 12 - Extreme Sports Gadgets
Bombs
Episode 13 - Bombs
Prosthetics
Episode 14 - Prosthetics
Weather Prediction
Episode 15 - Weather Prediction
Stereos
Episode 16 - Stereos
Mail Delivery
Episode 17 - Mail Delivery
Clocks
Episode 18 - Clocks
Airships.
Episode 19 - Airships.
Physical Fitness
Episode 20 - Physical Fitness
Engineering Disasters
Episode 21 - Engineering Disasters
City Parks
Episode 22 - City Parks
Spy Technology
Episode 23 - Spy Technology
Battlefield Medicine
Episode 24 - Battlefield Medicine
U.S. Mints: Money Machines
Episode 25 - U.S. Mints: Money Machine...
Rescue Equipment
Episode 26 - Rescue Equipment
Scuba And Deep Sea Diving
Episode 27 - Scuba And Deep Sea Diving
Offshore Oil Drilling
Episode 28 - Offshore Oil Drilling
Dynamite.
Episode 29 - Dynamite.
Hoover Dam.
Episode 30 - Hoover Dam.
Baseball Parks
Episode 31 - Baseball Parks
New York Bridges
Episode 32 - New York Bridges
Crash Testing
Episode 33 - Crash Testing
Parachutes
Episode 34 - Parachutes
Newspapers
Episode 35 - Newspapers
Fireworks
Episode 36 - Fireworks
Simulators
Episode 37 - Simulators
The Tool Bench: Power Tools
Episode 38 - The Tool Bench: Power Too...
The Tool Bench: Hand Tools
Episode 39 - The Tool Bench: Hand Tool...
More Earthmovers.
Episode 40 - More Earthmovers.
Forts
Episode 41 - Forts
Emergency Room
Episode 42 - Emergency Room
Motorcycles
Episode 43 - Motorcycles
Security Systems
Episode 44 - Security Systems
More Engineering Disasters.
Episode 45 - More Engineering Disaster...
Niagara Power
Episode 46 - Niagara Power
Casino Technology
Episode 47 - Casino Technology
Lost Marvels
Episode 48 - Lost Marvels