This Is What Happens When You Dissolve an Antacid On the Space Station Astronauts on the International Space Station dissolved an effervescent tablet in a floating ball of water. Facebook Prev Article Next Article Experiments Checkout these cool gadgets... Related Posts Which Duct Tape Brand Is Better? NASA Continues Crashing Airplanes For Science Demonstration of a Gyro Wheel Cup That Holds Water but Can’t Hold Mercury Scientists Put the Brain of a Worm Into a Robot… and It Moved ! How many Coconuts does it take to stop a bullet?