What’s Behind The ‘Fairy Circles’ That Dot West Africa?
"There’s a mystery in West Africa that’s puzzled scientists for years. Strange circles of bare soil appear in grassland; they’re commonly called "fairy circles." These naturally occurring shapes last for decades, until the grass eventually takes over and the circles fade.
Now German scientists think they have an explanation — a horde of insects seems to be bioengineering thousands of miles of desert.”
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