The science experimenters at TKOR show how to coat sand with a hydrophobic layer, making it magically repel water.

One of the things kids love most about the beach is the chance to play with sand. Sand is an excellent material to play with. It is versatile, widely available, open-ended and cheap. Not only is it ...

Close-up of green grass with patches of sand - Artinex/Shutterstock Growing a lush, thriving lawn doesn't have to be difficult, but it does require planning, patience, and plenty of work throughout ...