A record number of 14 experiments will be carried out aboard the Tiangong-2 space lab after it docks with the Shenzhou-11 spacecraft. The experiments cover cutting-edge technologies such as space materials science and space life science. Astronauts will use the world's first in-space cold atomic clock to measure time more accurately, and increase the precision of navigation systems on Earth. Subscribe to us on Youtube: https://goo.gl/lP12gA Download for IOS: https://itunes.apple.com/us/app/cctvn... Download for Android: https://play.google.com/store/apps/de... Follow us on: Facebook: / cctvnewschina Twitter: / cctvnews Google+: https://plus.google.com/+CCTVNEWSbeijing Tumblr: / cctvnews Weibo: http://weibo.com/cctvnewsbeijing