The answer is something called the Gila Beam. The bright blue light is a high-powered LED laser shining into the sky from ...
For the experiment, a high-power green laser was directed through ruby cube and illuminated with a blue laser from the side. The green laser increases the optical absorption of the blue illuminating ...
Climate Compass on MSN
LED blue light risk: The health warning lighting brands don't have to share
When you flip a switch or power up your smartphone, the last thing on your mind is whether that light could be messing with ...
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