Health & Beauty
How To Clip Your Nails In Space & More Gravity-Defying Astronaut Beauty Secrets
Astronaut Catherine Coleman, Sandra Bullock's space mentor for the Oscar-winning "Gravity," talks beauty, fitness and hair care in Zero G
Also, pulling her hair back into a ponytail -- Coleman's preferred and practical style -- is a big no-no. In a weightless environment, hair elastics crank those annoying dents up 10 levels. "Your hair will be perpetually bent in one place," she says.
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