One of the biggest solar flares ever recorded was in 1859. All around the world, a bright red aurora glowed overnight. There were some interesting reactions and effects of this "superstorm":
Is your SPF making you deficient in the oh-so-essential vitamin D?
You'll need to know about the Sun, asteroids, comets, and more to pass this stumper!
Take this quiz to find out how you can protect yourself from UV radiation.
How much do you know about the damage tanning can do to your skin? Take this quiz to find out!
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