Nasa could use strange sleeping bag to stop astronauts losing their sight in space | The Independent Post author By Mark Post date December 11, 2021 Nasa could use a strange sleeping bag to stop astronauts disastrously losing their sight during missions. read more ← An Unorthodox Aircraft Design Rejected By NASA 20 Years Ago Propels China’s … – EurAsian Times → NASA on Instagram: “See you space cowboy… On Dec. 2, @NASAAstronauts @Astro_Kayla …