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light

It takes two to see (infrared photons anyway)

In a rainbow, the shortest visible wavelength of light is approximately 400nm (blue) and the longest 700nm (red), where all others colors outside this range are invisible to humans. Except not quite. Artal et. al. demonstrate that the eye’s visual acuity…

Solar Geoengineering: Is controlling our climate possible?

by Colleen Golja figures by Brad Wierbowski Articles with dystopian titles like “Is it OK to Tinker With the Environment to Combat Climate Change?” and “To Curb Global Warming Science Fiction May Become Fact” have begun to surface regularly in prominent…

Mice, light and exploring ALAN's potential health hazards

In deciphering the mysteries of human health, mice have been one of our greatest allies. They have demonstrated the antibacterial properties of penicillin and served as a model for exploring obesity. Now they are helping researchers understand the…