Cosmoknowledge - How to find dark matter?

This video explores the refraction of light through a prism. The video shows that when white light passes through a clear prism, the light is separated into its component colors. Scientists often use prisms to study substances that can't be dissolved in water . This video also shows how two substances can produce more than one color when mixed together. 🌈👩‍🔬 | STEMulate Young Minds

Tips for a Healthy Holiday. | You can have a healthy holiday season when you use these 7 strategies that help prevent chronic diseases like heart disease, type 2 diabetes, and some... | By CDCFacebook

Incredible skin care tutorial with home made remedies