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Why do Human Faces Look so Different?

Human facial features are extremely varied. Yet look at most other animals and you’d find it hard to tell individuals apart. So why are human faces so diverse?

You don’t have to be a “super-recogniser” to know that human facial features are extremely varied. Just look around you. Yet look at a most other animals and you’d find it hard to tell individuals apart. So why are human faces so diverse?

We’ll also be finding out why salt tastes salty (warning: lots of spitting and gargling ahead) and one listener wants to know what would happen if one of the key ocean current systems, the North Atlantic Conveyer, slowed down or stopped altogether. Presenter Marnie Chesterton heads to the beaches on the West Coast of Scotland in search of answer.

Do you have a question we can turn into a programme? Email us at crowdscience@bbc.co.uk

Presenters: Marnie Chesterton and Geoff Marsh
Producers: Laura Hyde and Jennifer Whyntie

Available now

27 minutes

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Broadcasts

  • Fri 26 May 2017 19:32GMT
  • Sat 27 May 2017 22:32GMT
  • Sat 27 May 2017 23:32GMT
  • Mon 29 May 2017 02:32GMT
  • Mon 29 May 2017 04:32GMT
  • Mon 29 May 2017 05:32GMT
  • Mon 29 May 2017 06:32GMT
  • Mon 29 May 2017 13:32GMT

Send us your question

Do you have a question we can turn into a programme? Email us at crowdscience@bbc.co.uk

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