In Saturn's Shadow.

Earth at Night Credit: C. Mayhew & R. Simmon (NASA/GSFC), NOAA/NGDC, DMSP Digital Archive Explanation: This is what the Earth looks like at night...

American Elements’ Nanometal™ division announced today the development of a new high purity nano scale silver nanoparticle and nano flake powder specifically designed for use as an anti-microbial, anti-biotic and anti-fungal agent. (PRWeb Oct ...