Space travel will become a common thing



the PopMechanics Brain Trust : scientist
Space travel will become as affordable as a round-the-world plane ticket


Popular mechanics, (2012) "110 Predictions For the Next 110 Years", [online], Available: http://www.popularmechanics.com/technology/engineering/news/110-predictions-for-the-next-110-years


http://www.popularmechanics.com/technology/engineering/news/110-predictions-for-the-next-110-years-3