The balloon weighed over 5,000 pounds, with two and a half acres of cotton fabric glued together using 300 gallons of rubber cement. Lifting the contraption required 3 million cubic feet of ...

If you inflate a balloon beyond its limits at room temperature, it will break into small pieces up to about ten centimetres long. But the elasticity of rubber decreases at very low temperatures so ...

When a charged object such as a rubber balloon is brought close to a fine stream of a polar liquid, the stream is attracted toward the electrical charge. If the same charged object is brought close to ...