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Mariette Answers Your Questions! Round 5 - YouTube Space Lab

The Editor-in-Chief of Scientific American, Mariette DiChristina, is here to answer your space questions!Will humans ever be able to build a space craft to take us to other planets in our universe?How is the Mars Rover controlled if it takes 20 minutes to receive a signal? What would happen if two black holes collided? Leave your questions in the comment section or ask it in a video response. Remember, the question with the most thumbs up will always be answered, no matter what! An expert will be back to answer 3 more of your questions. Thanks for watching!Learn More:100 Year Starship: http://goo.gl/ATfxLNASA site all about the Mars Rovers: http://goo.gl/AVhCjSupermassive Black Holes: http://goo.gl/XA3I0Watch more episodes of 'Ask the Expert': http://goo.gl/9MNo5Check out Scientific American: http://www.scientificamerican.comSubscribe, future astronauts! http://www.youtube.com/spacelab
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