Like a pink sandstone formation, but in the sky — Ryan True-Richardson took this photo in the Tehachapi Valley of a large lenticular cloud that formed in the late afternoon of Dec. 20. Known to ...

I awoke to a question from my friend John Dukes about the sky over northern Florida on Saturday evening. Two things that John and I have in common is our membership in Alpha Phi Alpha Fraternity Inc.

To many, clouds are merely part of the backdrop in a typical day. We take notice when the sky is devoid of clouds, or full of dark, menacing ones. But to the trained eye, all clouds betray a wealth of ...

Hyperkeratosis is when the skin's outer layer gets thicker due to too much keratin. The thickening can be caused by pressure or genetic changes. Hyperkeratosis treatment is available and varies ...