Related Tags: explainlikeimfive , explainlikeimfive bitcoin , explainlikeimfive net neutrality , explainlikeimfive blockchain , explainlikeimfive north korea , explainlikeimfive string theory , explainlikeimfive machine learning , explainlikeimfive keto , explainlikeimfive origin , explainlikeimfive socialism ,
ELI5: When you receive a local anaesthetic, although you don’t feel pain, why do you still feel pressure? Also, why does that area sometimes feel big or heavy (for example your lip when you get local anaesthetic for dentistry)
ELI5: If sound can't travel through the near vacuum of space, what happens to the energy that would have vibrated the air to make a sound? Also how do other wave forms travel in space if the atoms are spaced so far apart?
ELI5: What is it about music that helps older people with Alzheimer or dementia remember a lot more and be able to communicate more? what in music triggers certain memories in people either happy or sad, if they haven't heard the song in a long time?
ELI5: Why is there H2 in the center of the sun? Isn't H2 the lightest material known? So why doesn't the gravitation force H2 up and heavier material down? + What happens to asteroids when they "fly" into the sun?