Inflatable space elevator 20 times taller than Burj Khalifa planned by Canadian company Hannah Osborne — International Business Times August 16, 2015 https://uk.news.yahoo.com/inflatable-space-elevator-20-times-142825515.html#7ZtecgW An inflatable space elevator, designed by a Canadian space company, has been given the go ahead after being granted a US patent for the technology. Thoth Technology Inc says it is planning to build a 20km-high (12.4 […]