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The Guardian Science

Do humans really have a ‘lizard brain’ lurking beneath our rational minds?

A neuroscience article questions the idea of a "lizard brain" that lies beneath human rational thought. The concept, once popular, is now seen as an outdated and inaccurate model of brain structure and function. Scientists say the brain doesn't work in layers as previously thought, and the idea doesn't reflect current understanding of how the brain operates.

What happened

A neuroscience article explains that the idea of a "lizard brain" is a misleading concept that no longer reflects modern brain science. The article discusses how the brain is not structured in layers as once believed.

Why it matters

Understanding how the brain works helps people better grasp human behavior and mental processes. It also shows how scientific ideas evolve over time.

Why it belongs here

The article provides a clear, evidence-based explanation of a common myth, helping readers think critically about science and human nature.

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