The Megalodon, a prehistoric shark with size greater than the almighty Tyrannosaurus Rex, lived in the Cenozoic Era. Discovery channel's infamous "Shark Week" dubs the tale of "Megalodon: The Monster Shark Lives" and twitter goes crazy with people thinking that this monstrous creature was actually real and demands an apology. National Geographic does the world good by explaining this creatures disappearance and the mystery behind it. Click the link here to learn more!!