It is a possibility that's easy to ignore: the Great Salt Lake could dry up. But photographer Nick Pedersen is trying to put ...

A few years ago Ricardo Braz was scrolling through Instagram when he spotted a picture of a tiny island made of salt in the Dead Sea. He added it to his bucket list. In December the 24-year-old ...

Show the photo: Magnified salt (JPG). Explain that this is a magnified picture of salt crystals. Tell students that each salt crystal is made up of two different types of particles called sodium ions ...