A two-month rain storm in southern India may be the most compelling evidence yet that extraterrestrial lifeforms have visited Earth. Between July 25 and Sept. 23, 2001, the Indian state of Kerala was drenched by bizarre red-colored rain unlike any seen previously, according to the latest episode of "The Unexplained Files," airing Sept. 25 on the Science Channel. Godfrey Louis, a physicist based in Kerala, analyzed drops of the rain expecting the strange color would be a result of dust particles. But that didn't turn out to be the case. "Dust particles do not have this irregular shape," Louis said in the program. "They are not transparent like this." Louis noticed something else when he analyzed the crimson-colored water droplets under the microscope. In his opinion, the particles appeared to be alive, with some superficial similarities to blood cells -- although closer inspection revealed they were not blood cells. Read More via Huffington Post.