Make DIY hydrophobic sand at home! It’s a science-meets-craft project that stays dry under water—budget-friendly, vibrant, and totally mesmerizing. Great for sensory bins and STEM fun! If you’ve ...

Building a sandcastle comes down to the right mix of water, air, and sand, writes Joseph Scalia of Colorado State University.

A geotechnical engineer explains how water, air and sand create solid structures.

The Conversation notes that, while digging holes in sand might seem innocent, if the hole is deep enough and collapses on a ...

A geotechnical engineer explains how water, air and sand create solid structures.

Sand is a cheap and easy to find water filter. It's also not a very good water filter. But a new development--coating sand in graphite--could make it possible for everyone in the world to have ...

Green Country is preparing for the potential of water main breaks after days of bitter cold. 2 News’ Naomi Keitt visited Sand Springs, where crews battled frigid temps to get the water back.

Building sand dams on these rivers, where people can scoop the sand to fetch the water or use hand pumps, helps minimize water loss through evaporation and recharges groundwater.

Sand Land argues that it has not damaged Long Island’s underground water supply, while state regulators add that there is no reliable evidence of negative effects.

The best water tables combine fun and safety. These are our top water table picks of 2025.

If you want to understand why some sandcastles are tall and have intricate structures while others are nearly shapeless lumps of sand, it helps to have a background in geotechnical engineering.