NASA astronaut Terry Virts explores water tension in microgravity by dissolving an effervescent tablet in a floating ball of water. It’s not the most complex research the crew aboard the International Space Station will carry out. But astronaut Terry Virts saw it as the perfect way to test out their new ultra high resolution camera. An effervescent tablet dissolves inside a ball of water floating in the space station’s microgravity. The result is a mesmerizing […]