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Submit and upvote the brain questions you most want answered. Every week we pick the top questions and turn them into articles.
This week’s question board — the most upvoted questions get answered next.
Why do we usually forget our dreams after waking up?
Why do we sometimes suddenly start humming an old song?
Why do certain smells instantly bring back forgotten memories?
Why does time seem to speed up as we get older?
Why do we get ‘brain freeze’ when eating something cold?
Why can’t we tickle ourselves?
Why do we cry when we’re extremely happy?
Why does music give some people chills down the spine?
Why do we forget why we walked into a room?
Have a question you want us to explain? Send it to us and it may feature next.