A new type of adhesive that can be cleanly removed from plastic bottles and packaging before disposal could lead to ...

Rubies and emeralds have the colors they do because, like many substances, they absorb some colors of light. Most visible light, like sunlight, is composed of all the colors of the rainbow: red, ...

Taking the CBSE Class 12 Chemistry board exam? Here are a few helpful tips along with the most important chapters and topics ...