Early humans made tools from bones 1 million years sooner than scientists thought

Archeologists know early humans used stone to make tools long before the time of Homo sapiens. But a new discovery out this week in Nature suggests early humans in eastern Africa were also using animal bones – one million years earlier than researchers previously thought. The finding suggests that these early humans were intentionally shaping animal materials – like elephant and hippopotamus bones – to make tools and that it could indicate advancements in early human cognition. Want more on early human history? Email us at shortwave@npr.org. Listen to Short Wave on Spotify, Apple Podcasts and Google Podcasts.

Mar 7, 2025 - 09:07
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Early humans made tools from bones 1 million years sooner than scientists thought
Bone tool shaped on a 1.5-million-year-old elephant humerus.

Archeologists know early humans used stone to make tools long before the time of Homo sapiens. But a new discovery out this week in Nature suggests early humans in eastern Africa were also using animal bones – one million years earlier than researchers previously thought. The finding suggests that these early humans were intentionally shaping animal materials – like elephant and hippopotamus bones – to make tools and that it could indicate advancements in early human cognition.

Want more on early human history? Email us at shortwave@npr.org.

Listen to Short Wave on Spotify, Apple Podcasts and Google Podcasts.