When a terrifying tower of fire is caught on camera, eyewitnesses fear an alien invasion, and using cutting-edge science, experts investigate the threat causing this nightmarish phenomenon -- and if a cover-up is hiding the truth.

Alan Shapiro, Carlo Muñoz, Chris Bell, Chris Walcek, Conor McCourt, Daniel Davis, Dave Farina, Deborah Hyde, Greg Szulgit, Heather Burke, Jayde Lovell, Jeff Wise, Joe Pappalardo, Jon Farrow, Kate Oman, Kelly Price, Kiki Sanford, Kishore Hari, Leslie Samuel, Lindsay Moran, Sian Proctor, Steven Schowalter