Erosion’s collaborator for nature’s sandstone wonders
February 16, 2016
![(Photo credit: Kristin Smith, freeimages.com)](https://nancyboflood.com/wp-content/uploads/rainbow-bridge-1394618-640x480-300x225.jpg)
(Photo credit: Kristin Smith, freeimages.com)
In 2014, scientists learned that sandstone landmarks like Utah’s Rainbow Bridge may have a simpler explanation than ever imagined.
Gravity’s pressure may be the architecture for each sand structure.