British physicist Brian Cox visited the world's largest vacuum chamber at NASA's Space Power Facility in Ohio to see what happens when a bowling ball and a feather are dropped together under the conditions of outer space.

This Instagram feed features screenshots of messages sent by aggressive, hostile and threatening men from a variety of online dating sites.

YouTuber Ailert showed the kind of harassment a soldier from the game Battlefield 4 receives while walking around for 10 hours in the game.

These web apps convert plain English text into hip hop slang and parodies of African American Vernacular English.