Who can forget when Canadian astronaut Chris Hadfield demonstrated how fascinating the simple act of wringing out a wet wash cloth could be in space? Though Hadfield is now back on Earth, that doesn't mean the fun on the International Space Station has stopped.
European Space Agency astronaut Alexander Gerst and NASA astronauts Steve Swanson and Reid Wiseman were inspired to put a GoPro camera inside a floating ball of water and filmed the result from outside the ball — and inside.
"That is wild," one of the astronauts said.
Watch the footage of the camera inside the softball-size glob of water:
They captured the action in 3-D too, but you'll need special red-blue stereoscopic glasses to properly view this version: