Season 5, Episode 15 Light of the 21st Century
First Aired: May 10, 1978
A look at lasers speculating on their potential to speed communications and harness solar energy, and reports on their present uses in medicine (removing tumors), construction (leveling) and manufacturing (cutting of patterns).
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- Premiered: March 3, 1974
- Rating: None
- Premise: PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys (four in 2002 alone) since its 1974 debut. `Nova' clearly, and often engagingly, `demystifies' a vast range of science, technology and history topics---past a… (more)