Invisible Memes

The greatest cosmic hide-and-seek game ever! Dark matter is literally everywhere around us, making up most of our universe, yet completely invisible and undetectable by normal means. Scientists can only tell it exists because galaxies spin too fast without flying apart—like a merry-go-round spinning at 100mph while the horses stay attached by magic! The Tom face says it all: "I can explain gravitational lensing and cosmic microwave background radiation, but when you ask me to just POINT AT IT... well... *gestures vaguely at everything*"