After filling it with vinegar, secure the open end with a rubber band ... crucial as it sets up the main reaction in this ...

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 ...

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 you inflate a balloon, nearly all the rubber stretches... a lot! As the rubber stretches, it gets a lot thinner too. But the dark spot at the top, and the area around the knot are not ...