NASA has made history! The space agency did an all-female spacewalk, the first of its kind in human history with two American astronauts Christina Koch and Jessica Meir. https://www.instagram.com/p/B3xsCadJmwZ/ https://twitter.com/WomenNASA/status/1185276866485202944 Space walks are physically taxing and mentally challenging, like taking an exam while running a marathon. So, astronauts Christina and Jessica stepped outside the …
