How do cats sustain a purr-fect purr?

What this episode covers

Why does our hair stand up when we are scared? Does the animal kingdom experience colour differently? How do cats purr without running out of breath? Can certain types of medication cause tinnitus? What benefits does vaccination afford us? And why do some people struggle to recognise faces? Chris Smith and Clarence Ford have the answers... Like this podcast? Please help us by supporting the Naked Scientists

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Frequently Asked Questions

How long is this episode of Ask the Naked Scientists?

This episode is 23 minutes long.

When was this Ask the Naked Scientists episode published?

This episode was published on June 19, 2026.

What is this episode about?

Why does our hair stand up when we are scared? Does the animal kingdom experience colour differently? How do cats purr without running out of breath? Can certain types of medication cause tinnitus? What benefits does vaccination afford us? And why...

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