How Atomic Clocks Keep Perfect Time
Season 51
Episode 14
About the Episode
Modern timekeeping relies on the accuracy of atomic clocks, which revolutionized timekeeping by using the quantum behavior of atoms to measure time. Discover how these incredibly precise clocks work, and how they ensure global synchronization in everything from GPS to scientific research.
Aired:
| Expires: | Runtime: 2m 15s
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Extras
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Lost Tombs of Notre Dame Preview
Mysterious bodies are found under one of the world’s most famous cathedrals.0:30 -
Building Stuff: Change It! Preview
From electric flight to artificial noses, engineers are finding new ways to preserve our planet.0:30 -
Creating a Robotic Double Dutch Machine
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Could Mars Have a Ring Around It One Day?
The moon Phobos has a mysterious origin but a certain expiration date.2:16 -
Cameras Capture Earthbound Meteorite
Some large meteorites survive their descent through our atmosphere and land on Earth.1:39 -
This Moon May Have the Ingredients for Life
The ocean beneath Europa’s icy shell might be an ideal environment for life.2:14 -
Could This Icy Moon’s Ocean Support Life?
Hydrothermal vents in Enceladus’ ocean may hold the promise of life.1:21 -
Enceladus: A Frozen Moon With Explosive Eruptions
Enceladus’ small size and icy surface is no limitation to its extreme volcanism.1:56 -
How the Martian Atmosphere Helped Nasa’s Rovers Restore Energy
Martian dust devils may have helped NASA’s rovers restore power during mission.2:59
