George Washington University archaeologist David Braun and his colleagues recently unearthed stone tools from a 2.75 ...

Before 2.75 million years ago, the Namorotukunan area featured lush wetlands with abundant palms and sedges, with mean annual precipitation reaching approximately 855 millimeters per year. However, ...

Long before the first sparks of civilization — or even humanity as we know it — our ancestors were already inventors. On the ...

When rolled on a moist clay tablet, these engravings left low-relief markings, signifying that the object's owner authorized ...