Four Zebrafish brought into orbit in China’s space station are in good condition after 20 days. Watch the full episode at SkyNews.com.au/Stream | Sky News Australia

Experts from the Chinese Academy of Sciences (CAS) said Sunday that the four zebrafish kept on China's #Tiangong #space station, which is orbiting about 400 km above Earth, are currently in good condition. #ChinaTech On April 25, along with the three astronauts aboard the #Shenzhou-18 manned spacecraft, four zebrafish and four grams of goldfish algae went into space. These have been used to establish a self-cycling aquatic ecosystem in orbit, making a breakthrough in the field of raising vertebr