GRAND RAPIDS, Mich — The old volcano experiment is a classic - using a model volcano, combine baking soda and vinegar to get an eruption. In this experiment, we'll use the product of that eruption to ...

MIT engineers have revealed a new gastric balloon design that can inflate on demand to make you feel full before meals. Reading time 2 minutes Imagine a professional inflating a balloon with a small ...

2. Place the funnel into the opening of the balloon, then add around 1/3 cup of baking soda 3. Inside the bottle, add about a cup of vinegar 4. Place the mouth of the balloon over the opening of the ...