The Mystery of Death Valley's Sailing Stones: How Wind and Ice Move Rocks Across the Desert
Did you know that there is a phenomenon called "sailing stones" that occurs in Death Valley, California, where rocks weighing up to hundreds of pounds mysteriously move across a dry lake bed, leaving long tracks behind them?
The rocks, which can weigh anywhere from a few ounces to
several hundred pounds, move without any apparent outside force. This mystery
puzzled scientists for decades until they were able to solve the mystery in
recent years.
It turns out that the sailing stones are moved by a
combination of strong winds and thin layers of ice that form on the lake bed
during the cold winter nights. When the wind blows across the ice, it creates a
thin layer of water that the rocks can then glide on, moving them across the
surface.
The phenomenon was first observed in the early 1900s, and
since then, it has become a popular tourist attraction. Visitors to Death
Valley National Park can see the sailing stones in action and even leave their
own tracks in the lake bed.
The mystery of the sailing stones may have been solved, but
it remains a fascinating example of the unexpected ways that nature can
surprise us. The rocks that once seemed to move on their own are now a reminder
of the power of wind and ice to shape our world in ways that we may not always
understand.
评论
发表评论