New research led by University of Oxford researchers has found that old age likely impacts the habitual tool-use behaviors of some wild chimpanzees—although the extent to which different individuals ...

Wild chimpanzees show reduced participation and performance in their tool-use behaviours as they experience old age, according to long-term video observations. The study, published today in eLife, ...

Young chimpanzees are remarkably innovative, inventing tools and improving on ones that adults use—and this technical know-how could hold the key to better appreciating the role of children in the ...

At many prehistoric sites, archaeologists have discovered crystals alongside tools and human remains. These stones, some of ...