Blue Lights to Reset Internal Clocks
Date : 2008 03 20 Category : Technology
Slashdot
holy_calamity writes "Researchers at RPI are testing the effects of putting blue LEDs inside cars to keep drivers alert. People driving through the night are much more likely to cause accidents because our circadian rhythms just want to sleep — blue light at around 450nm wavelength can fool them into thinking its morning and keep us awake."
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