published on: 2015-10-31 14:10:28
thingsorganizedneatly: rairaiken424: ピタゴラスイッチ
astronomicalwonders: The Great Nebula in Orion - M42The Orion
ultrafacts: Lonnie G. Johnson (Fact Source) Follow Ultrafacts
cute-overload: Kitten DJ party!http://cute-overload.tumblr.com
did-you-kno: Boeing’s microlattice is the lightest metal ever
did-you-kno: There is a natural rock formation off the coast