Chompy demonstrates to the kids how sand is made. Parrotfish are a big part of a process called bioerosion, breaking down hard substances such as coral and creating much of the world’s sand through ...

The air between its grains makes sand act like a fluid, according to physicists in the Netherlands who have dropped balls into sand in order to simulate meteorite impacts. By doing their experiments ...

While not terrible advice, most recreational players take it too literally and focus their attention on — or even stare at — only an area behind the ball and forget that the area underneath and past ...

Joseph Scalia does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. If you want to understand why some sandcastles are tall and have intricate ...