Wednesday, July 13, 2011

Aurora borealis

Aurora is a phenomenon that can be seen a bright light in the night sky, usually in the polar regions. This is not a few scientists because they called him "the polar auroras" (or "aurora polaris"). The phenomenon of the aurora in the north known as aurora borealis, called bersempena Goddess Dawn Rom, Aurora, and the Greek name for north wind, Boreas. This is because in Europe he is often seen reddish at the northern horizon as if the sun will rise from that direction. The aurora borealis is also called northern lights, and always occurs between September and October and Mac and April. Phenomenon in the southern aurora, aurora australis, or southern lights, has similar properties.
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