Particles can exist in multiple states until observed.

Particles can exist in multiple states until observed.

Light behaves as both a particle and a wave simultaneously — this is called wave-particle duality.

Elvis Presley never wrote any of his own songs.

Biomass burning — including agricultural fires — produces more greenhouse gas than global aviation.

Van Gogh sold only one painting during his lifetime.

Archery was the first sport to be included in the Olympics after its original ancient form disappeared from the games.

Genghis Khan killed so many people that it may have cooled Earth's climate by reducing agricultural CO₂ emissions.

Banksy, the anonymous street artist, has never been definitively identified despite decades of speculation.