More than 1.2 million years ago in Ethiopia, an early hominin species made handaxes using only obsidian (a type of volcanic glass that can produce blades sharper than surgical steel) nature.com Submitted by marketrent t3_10mcg0k on January 27, 2023 at 4:49 AM in science 17 comments 312
[deleted] t1_j65dpod wrote on January 27, 2023 at 8:51 PM Reply to comment by ghloperr in More than 1.2 million years ago in Ethiopia, an early hominin species made handaxes using only obsidian (a type of volcanic glass that can produce blades sharper than surgical steel) by marketrent [removed] Permalink Parent 1
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