- New study on old tools: Human ancestors making ‘bone tech’ 1.5 million years ago, say scientists RTL Today
- Systematic bone tool production at 1.5 million years ago Nature.com
- Archaeologists uncovered a cache of 1.5 million-year-old bone tools. They’re trying to determine who made them CNN
- 1.5-million-year-old bone tools discovered in Tanzania are the oldest ever, reshaping early hominin technology Archaeology News Online Magazine
- Ancient humans made tools from animal bones 1.5 million years ago: study CTV News
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