SIOUX CITY (KTIV) - Gather your supplies! In this episode we will use everyday materials to explore the physical properties of gases. Seltzer water is carbonated, so it’s full of carbon dioxide gas.

Watch a science experiment showing how balloons can float using methane and hydrogen instead of helium. See how hydrogen is created with a simple chemical reaction, inflating balloons that rise into ...

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 ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...