Scientists and stargazers alike have long been fascinated by the auroras, also known as the northern and southern lights -- the bands of light that stretch and sometimes dance across the night sky near the earth's poles.
Although home to some of the world's earliest civilizations, Iraq's basic security needs have overshadowed efforts to protect the country's treasured archeological sites, resulting in an increase in vandalism and theft.
By PBS NewsHour
Spanish talk shows, eclectic music mixes, and entertaining ads were not the common fare on American broadcast radio just a few years ago.
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