This expression stems from a series of bodybuilding supplement banner ads that began popping up online in August 2011.

At each stop, New York City subway conductors are required to point at a striped sign located in each of the city's 468 stations. Yosef Lerner and Rose Sacktor took advantage of this, standing under the marks with carefully-placed signs to brighten the conductors' days.

This anime-themed social gaming and discussion forum site was launched back in 2003 and has accumulated over 2 billion discussion forum posts since.

Being afraid of guns, falling rocks and poisonous bugs makes sense, but why do things like teddy bears with teeth and Smile.jpg creep us out so much? Vsauce dives in.