Taikonauts teach class on water buoyancy in absence of gravity

For more: China's Shenzhou-13 crew members Zhai Zhigang, Wang Yaping and Ye Guangfu gave a livestream science lecture to students on Earth from the space station's Tianhe core module on Thursday afternoon. Check out the video to see Wang Yaping show how buoyancy is almost non-existent in a zero-gravity environment. Subscribe to us on YouTube: Download our APP on Apple Store (iOS): Download our APP on Google Play (Android):