Learn how to build stairs to a unique pool made of sand and dirt, showcasing a truly satisfying science with perfect nodal lines. Also, explore constructing an awesome underground house using ...

If you live near a beach, chances are you and your kids have hauled sloshing buckets of seawater to build sandcastles. While visions of turrets, moats, and intricate brickwork might feel out of reach, ...

John Gowdy, who started building sand castles with his own kids about 25 years ago, has all the credentials (and then some) to show you how to build a perfectly good one with your kids. He even ...

Although it may feel like it happened -in an instant, the formation of the Island of Hawaii’s youngest black sand beach did not happen overnight. This week we explore how the beach at Pohoiki, near ...