How many water balloons does it take to stop a bullet?

Scientists experimented with a .44 magnum and some water balloons. The video starts out with some pretty comical reactions when the experimenter asks for a “bullet-proof balloon”.

What is your guess? Share with us before watching the video for the answer!

Now you know what to do when someone is pointing a gun at you! Just get yourself some water balloons and hold them in front of you. That should work, right?