Project Blue Book investigated reports of unidentified flying objects.

The Higgs boson, discovered in 2012, is the particle responsible for giving other particles their mass.

Particles can exist in multiple states until observed.

The Olympic flame tradition was revived at the 1928 Amsterdam Games; the torch relay began at the 1936 Berlin Olympics.

Ancient Norse mythology described the world as a giant tree — Yggdrasil — connecting nine different realms.

Weightlifter Lasha Talakhadze set a world record by lifting 265 kg in the clean and jerk at the 2021 Tokyo Olympics.

Competitive art used to be an Olympic sport.

Particles can exist in multiple states until observed.

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