Earth is covered in water—but scientists still debate how it got here in the first place. This video explores the mysterious ...
We loaded more than 3,000 liters of water into a balloon and lifted it 200ft into the air using a construction crane. When the quick-release snapped open, the entire sack of water plummeted downward ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results