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00:06:00

Fibre and Sunlight

by John Hall
Fibre and Sunlight
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1648 views
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Fine tuning the frequencies of light gave John Hall a Nobel Prize, and helped transform the fields of precision measurement and information transmission. Iris Choi and Andrei Ghicov are young scientists excited by the ways physics can change our worl....

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00:05:00

Measuring the speed of pulses

by Colin Byfleet
Measuring the speed of pulses
for 14-19 and upwards,
Teaching modules | 14-19 and upwards | 14 years ago | 2413 views
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A short clip showing the experimental measurement of the speed of electrical pulses in a cable - a large fraction of the speed of light.

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