Neil Degrasse Tyson criticizes Elon's plan to go to Mars:Maher: "Can Elon Musk realistically send humans to Mars?"NDT: "I have strong views on that:For him just say 'Let's go to Mars because it's the next thing to do.'What does that venture capitalist meeting look like?:Elon what do you want to do?'Go to Mars'How much will it cost?'1 trillion dollars'What's the return on investment?'Nothing'That's a 5 minute meeting."Thank you guy who plays scientist on TV.