Articles for tag: caves, Geography, Outdoor Adventure, U.S. landscapes

a group of trees growing out of the side of a cave

12 U.S. Caves Where “Stone Falls” Grow – Speleology Made Simple

Suhail Ahmed

  Across the United States, limestone rooms hold slow-motion waterfalls made of rock, dripping into shapes that look like icicles turned to stone. These formations – stalactites descending from ceilings and stalagmites rising to meet them – record centuries of rainfall, drought, and even wildfire smoke in paper-thin layers. Scientists are reading these archives just ...

12 American Waterfalls That Change Color With the Seasons - The Science

12 American Waterfalls That Change Color With the Seasons – The Science

Gargi Chakravorty

You might think waterfalls are always crystal clear and unchanging, but nature has some spectacular surprises in store. Across America, certain waterfalls transform their appearance dramatically throughout the year, shifting from brilliant turquoise to deep chocolate brown, from emerald green to fiery orange. These color-changing phenomena aren’t magical tricks, but fascinating results of mineral deposits, ...