The Cartesian diver, named after French philosopher and scientist René Descartes, works because of several factors.
Most folks know René Descartes as a philosopher, but he was also one of the best scientists of his day.
We've all heard the creaking sound of snow in winter. Did you know there is science behind the sound?
You've seen magic shows where the magician asks someone to lie down on a bed of nails. How can they do this without getting hurt?
You've watched astronauts complete dangerous missions on space walks. Couldn't they use suction cups and suction themselves to the ship?
What happens to helium balloons in a car when the car stops suddenly?
Have you ever wondered what the highest mountain on earth was? Well, it is Everest. But, what about mountains on other planets?
Geysers spout up where a column of underground water is heated to boiling by "magma," or molten rock, pushing the water upward.
You may be surprised to hear that it's actually easier to boil water on stormy days than it is when the weather is clear and sunny.
When's the last time you turned on a faucet in your house and didn't get any water? Fortunately this almost never happens, but why?