Why does your nose run when it's cold outside? <hr> See <a style='color:grey;' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for privacy and opt-out information.

Why does your nose run when it's cold outside? See acast.com/privacy for privacy and opt-out information.

Why does your nose run when it's cold outside? See <a href="https://acast.com/privacy" rel="noopener noreferrer">acast.com/privacy</a> for privacy and opt-out information.

Why does your nose run when it's cold outside?

Have you ever wondered why stars twinkle? Or why the Earth is round rather than, say, square or triangular? Or even why we have earwax?Science Drops! answers these - and many other thorny science questions - in a fun-filled 90 seconds! <hr> See <a style='color:grey;' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for privacy and opt-out information.

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Science

Education

Natural Sciences

Have you ever wondered why stars twinkle? Or why the Earth is round rather than, say, square or triangular? Or even why we have earwax?Science Drops! answers these - and many other thorny science questions - in a fun-filled 90 seconds! See acast.com/privacy for privacy and opt-out information.

Have you ever wondered why stars twinkle? Or why the Earth is round rather than, say, square or triangular? Or even why we have earwax?Science Drops! answers these - and many other thorny science questions - in a fun-filled 90 seconds! See <a href="https://acast.com/privacy" rel="noopener noreferrer">acast.com/privacy</a> for privacy and opt-out information.

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Why does your nose run when it's cold outside?

Why does your nose run when it's cold outside?