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Illegal electric blankets are being sold online which could cause electric shocks, a consumer group warns. Which? found some of the products being sold are made "so poorly" they could pose "a serious risk". Se...

April 1, 2009--The sun's face is spotless(没有污点的) in an image taken by the Solar(太阳的) and Heliospheric(日光层的) Observatory on March 31, 2009. An unusually low number of sunspots(太阳黑子) since the start of the year has prompted(促使) NAS...