👉 Watch the video of Sarah’s science experiment at Collier Elementary here! Hello parents, teachers and students! It’s a German Christmas tradition: candle carousels! Today’s experiment explores how ...

Discover how to create a simple thermal motor using an aluminum can and two small DC motors. This step-by-step tutorial demonstrates each stage of building a DIY thermal engine that transforms heat ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Casting a swirling shadow, a glowing candle flame sways eerily before flaring up once more. As ghostly as it looks, this flame dance is not the result of any force—paranormal or otherwise—but rather ...