The classic baking soda and vinegar volcano experiment, popularized as a hands-on STEM activity for children, simulates an erupting volcano using everyday household items to demonstrate acid-base ...

Raphael Gomes experiments with the Mentos Sprite hwachae volcano for fun.

William Krause, 17, of Pasadena, demonstrated how he and others from a nonprofit student group unlock their inner science nerd for the benefit of homeless children. He described the workings of a ...

Dodgeball and bad lunches are one thing, but this science fair story went way beyond trifold boards and poster glue.