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How humans made ropes 40,000 years ago

 Researchers in Germany have discovered tools that were used for rope making about 40,000 years ago, the time when modern humans arrived in Europe.

Teaching not key to cultural progress, effective tools

Countering established views about how human tools and technologies come to improve from generation to generation, a new study has found that teaching is not essential for people to learn to make effective tools.

Why humans are good with tools but chimps are not

Humans use what's known as a vision for action system.