About 700 million years ago, Earth froze over so completely that even tropical oceans turned to ice, an episode scientists call Snowball Earth. New research now points to an overlooked accomplice in ...

The high salt concentration in the Dead Sea drives the warming and shrinking of the lake, and something similar may have ...

Ancient sea salt has been used for centuries as a healing, purifying, and energizing mineral—and today, it’s experiencing a wellness revival. Unlike processed table salt, ancient sea salt is rich in ...

When we hear the word salt, we think of small white grains that season our food.However, in Hallstatt, Austria, textiles and wooden tools used by ancient people have been discovered in the ...

Salt is an essential nutrient for the human body. But hundreds of millions of years before the first humans, salt minerals once shaped entire landscapes. They even determined where early life on Earth ...

Have you ever walked across a salt flat so expansive it feels like another planet? That's what it's like standing in Egypt's coastal sabkhas—those otherworldly landscapes where the ground crunches ...