ZME Science on MSN2d
Early Humans May Have Collected Round Stones for Over 1 Million Years
Long before the rise of the Homo sapiens civilization, our ancestors walked the valleys of East Africa over a million years ...
ZME Science5d
The Roundest (and Most Rectangular) Countries, According to Math
Meanwhile, elongated island nations like Japan and the Maldives landed at the bottom of the roundness rankings. Zimbabwe may ...