Archaeology
This ancient stick may be the world’s oldest handheld wooden tool
These 430,000-year-old wooden tools from Greece are a rare find and provide a glimpse at the technical know-how of our early human ancestors.
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Conversations with Maya: Walter Gilbert
This article has been paid for and developed by Society for Science.
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Animals experience joy. Scientists want to measure it
Scientists have long focused on quantifying fear and other negative emotions in animals. Now they’re trying to measure positive feelings — and it’s a challenge.
