Five years ago today, deviantART user Carlos Ramirez uploaded an original webcomic featuring a stick figure character with a mischievous grin, which is now known as the universal emoticon of an Internet troll and one of the most recognizable rage comic characters.

Mexican artist Pedro Reyes recently constructed a series of working, mechanized instruments from dismantled guns, giving the weapons new life with music.

Some discussion threads should have "do not disturb" signs.

This is Deltasand, a modeling compound from Sweden that is mostly made of sand but molds like silly putty, which brings a new meaning to the pastime of playing in the sandbox.