Two 'non-human' beings were presented to the Mexican Congress as evidence that we're not alone in the universe — but are they really aliens or simply mummies, like those found in previous excavations? » Sign up for our newsletter KnowThis to get the biggest stories of the day delivered straight to your inbox: go.nowth.is/knowthis_youtube » Subscribe to NowThis: go.nowth.is/News_Subscribe For more international news, subscribe to @NowThisNews. #Mexico #Aliens #Mummies #Excavations #InternationalNews #News #NowThis Connect with NowThis » Like us on Facebook: go.nowth.is/News_Facebook » Tweet us on Twitter: go.nowth.is/News_Twitter » Follow us on Instagram: go.nowth.is/News_Instagram » Find us on Snapchat Discover: go.nowth.is/News_Snapchat NowThis is your premier news outlet providing you with all the videos you need to stay up to date on all the latest in trending news. From entertainment to politics, to viral videos and breaking news stori...