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Briefing Chat: Can NASA return rocks from Mars? And why dogs have long ears

January 16

10 mins

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Episode Description

In this episode:

00:40 The rock samples destined to remain on Mars

Nature: NASA won’t bring Mars samples back to Earth: this is the science that will be lost

05:24 The genetics of dogs’ droopy ears

Nature: Do their ears hang low? The genetics of dogs’ adorable floppy ears

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