32 topics. 3.6M votes. What does the world prefer?
Solar eclipses, supernovae, black hole mergers — which cosmic event is the most awe-inspiring?
Projection, sublimation, denial — which defense mechanism do humans rely on the most without even realizing it?
Impossible triangle, Muller-Lyer arrows, Ames room — which optical illusion breaks your brain the most?
Penicillin, X-rays, microwaves, Teflon — which accidental discovery changed the world the most?
Solstices, equinoxes, perihelion — which celestial timing event is most fascinating?
Choropleth, topographic, heat map — which map visualization tells the most compelling story?
Fireflies, anglerfish, glowing jellyfish, dinoflagellates — which living light show is the most dazzling?
Horizontal, vertical, analemmatic, equatorial — which sundial design is the most ingenious timekeeper?