This science challenge shows a surprising color-changing reaction using bleach and simple materials. The quick experiment highlights how chemical reactions can create dramatic visual results. A short, ...

Some foods and medicines, such as many COVID-19 vaccines, must be kept cold. As a step toward a robust, stable technique that could indicate when these products exceed safe limits, researchers in ACS ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...