CNN: Dr.Ronald Mallett's Time Travel Machine Dr.Ronald Mallett explains his time travel machine on CNN. VIDEO-> Facebook Prev Article Next Article Videos Checkout these cool gadgets... Related Posts The Beer Fridge That Only Opens to Canadians Insane Domino Tricks Are Satisfying to Watch 101 Faces of Micheal Jackson Crane Lifting a Tank – What Could Go Wrong? Top 10 Bets You Will Never Lose Street Fighter 3 – Best Comback Ever One Response Robert August 1, 2008 Steven Hawking Figured this out years ago. Why dosen’t he get this credit. Its all in his “Universe In A Nutshell.” Book. The door way made out of light. He even says in the book that it would have to be made of light, but said it would tear all matter to bits.