Giant bacterium Titanospirillum velox. Image 1.e Courtesy: Dr. Riccardo Guerrero. Aliens exist and we have proof. That astonishingly awesome claim comes from Dr. Richard B. Hoover, an astrobiologist at NASA’s Marshall Space Flight Center, who says he has found conclusive evidence of alien life, fossils of bacteria found in an extremely rare class of meteorite called CI1 carbonaceous chondrites. There...