NOVA Short | The Amazing Atomic Clock
from NOVA Vodcast | PBS Hosted by WGBH Science Unit
Dr. Steve Jefferts of the National Institute of Standards and Technology in Boulder, Colorado is an expert on how we measure time. In fact, he uses one of the world's most accurate atomic clocks to calibrate time in the United States. But why do we need such accuracy? Learn why atomic clocks are so important in our everyday lives. Major funding for "The Fabric of the Cosmos" is provided by the National Science Foundation. Additional funding for this program is provided by the Arthur Vining Davis Foundations. NOVA is produced by WGBH in Boston. Funding for NOVA is provided by David H. Koch, the Howard Hughes Medical Institute, the Corporation for Public Broadcasting, and PBS viewers.
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