Jigsaw puzzle of tectonic plate patterns detailed
Monday, August 12, 2013 - 16:02
in Earth & Climate
The biggest jigsaw puzzle in the solar system has a split personality: The number and sizes of Earth's tectonic plates can flip, according to a new study.Today, the pieces of Earth's broken shell are unequal in size. Of about 50 plates, a mere seven account for 94 percent of the surface.