I'm Very Sceptical About This Area 51 Story, This Bob Lazar Story

i am reasonably certain that aliensa intelligent aliens, exist in other other planets. But i am very sceptical about these claims that they have visited us. Theyare in they are working hand in glove with the Government. The best theories that we have are the valid theories as of to day. Our travelling at the speed of light is not possible. And maybe in the future, in the 20 second century, perhaps we will have a theory which says that yer ye can travel at thespeed of light. We still don't have 100 % confirmation that these are black holes with singularities within and all that but they look very much blackholds. Even time travel is theoretically possible. There