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The sun kickstarts a process that converts a vitamin D precursor into the active form your body needs.
A combination of color and white balance, exposure, and computer displays likely play a role, as well as our own physical perception.
Monosodium glutamate has gotten a bad rap for causing allergies, but is it justified?
Why some tunes lodge in our brains isn’t so clear. Here are a few theories.
The universe's oldest light is one of the great pieces of evidence for the Big Bang.
Prevent disease by tossing feces in the trash.
The emotions related to vengeance are a mixed bag.
You see a familiar face but space out on the name. Don't beat yourself up. It's only natural.
It seems incredible that Earthlings could be the first technological society. So where is everyone?
That bittersweet longing for the past can have an important impact on the present.
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