Red rain creeps out South Asia, intrigues scientists

Like something out of a biblical tale or Slayer song, parts of India and Sri Lanka have been experiencing occasional rainfalls colored mostly red and recurring over several years. Sometimes the coloring is so deep the drops look like blood and can stain clothing.

Since the first modern fall in 2001, several scientists have followed their curiosity to find out what exactly is causing the red rain. Many felt they have come to a conclusion but for every proposed answer more questions seem to emerge.

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