Six years ago today, XKCD cartoonist Randall Munroe shared his quirky idea of playing chess on a roller coaster in a comic titled "Chess Photo," which eventually became a popular photo fad that now we know as Roller Coaster Chess.

In his latest music video "Messages," electronic-dance artist Dillon Francis uses emoji and iPhone SMS bubbles to illustrate his song lyrics.

On Saturday, TextFiles archivist Jason Scott announced the opening of the Internet Archive's Software Museum, which hosts multiple terabytes of applications including shareware, emulators, and classic PC games.

Security Officer Jay demonstrates how to scare away a potential home intruder without resorting to violence.