a laser

Science Science 4 of 4 appearances
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"a laser" appearances by year

84
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09
14
1
19
24

All Science clues by year

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94
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09
69
14
128
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24
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# Clue Answer As Given Value Round Category Air Date Show
In 2015, the Intl. Year of Light, new uses of this beam device included making metal water-repellent & measuring sharks a laser $1,600 DJ NEW IN SCIENCE 2016-06-13 #7321
Doctors use amplified light from this device to remove tattoos & warts a laser $200 J GENERAL SCIENCE 1996-05-20 #2711
The intense beam of light produced by this device is used to treat detached retinas a laser $100 J SCIENCE 1996-04-19 #2690
An American, Theodore Maiman, built the first of these light-amplifying devices in 1960 a laser $100 J PHYSICAL SCIENCE 1988-11-17 #969
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