Unverified50% confidenceFactExact time

Neanderthals had an average brain volume slightly larger than that of Homo sapiens, around 1500 milliliters.

1

Sources

50%

Confidence

Long-term

Relevance

10/14/2026

First Seen

Sources

UK Intelligence Chief Warns: Humanity Has Never Faced an Adversary Smarter Than Itself

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尼安德特人concept 智人concept

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