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 ...

Students will be able to explain that if two substances cause turn a pH indicator different colors, they must be different substances. Students will be able to explain that the color that a substance ...

Discover how red cabbage can act as a natural pH indicator, revealing whether substances are acids or bases through beautiful color changes. pH is a measure that tells us how acidic or basic a ...

According to the team, the combination of inks and artificial intelligence (AI) demonstrates how packaging can accurately ...

Scientists at Queen’s University Belfast have invented a tiny indicator that changes color if a patient’s wound shows early signs of infection. The non-invasive indicator, which is around the same ...