It's zinc oxide or titanium oxide and it's the only sun protector that provides complete protection. It doesn't just absorb sunlight, it physically blocks the light. But you'd look pretty silly smearing it all over your ...Read More

Starch is used as a binder in the production of paper. It is the use of a starch coating that controls ink penetration when printing. Cheaper papers do not use as much starch, and this is why your elbows get black when you...Read More

While diamonds are usually considered the most precious of stones, a large, near flawless emerald is worth considerably more than a diamond of the same size.

No one can say just when Walt Disney began to think about undertaking his biggest project to date, Snow White and the Seven Dwarfs, but by the summer of 1934, his ideas were beginning to take concrete form. An exploratory ...Read More

A snake has no ears. However, its tongue is extremely sensitive to sound vibrations. By constantly flicking its tongue, the snake picks up these sound waves. In this sense, a snake "hears" with its tongue.

There are 3 million stutterers in the United States and a similar proportion in every other part of the world.