Scrub that on your skin, let sit for five minutes and rinse thoroughly before applying lotion. Mineral-rich salt water is in places like the Dead Sea in the Middle East and the Blue Lagoon in Iceland.

Many of the Jersey Shore beaches are teeming with people, T-shirt shops, and gaudy souvenirs, but this beach just up from Sea Isle City ... of North Carolina’s Crystal Coast.

In chaos terrains like Tara Regio, the presence of strange chemicals—including table salt and carbon dioxide—suggests that ...