In the light of Sam Pepper's controversial butt-grabbing "prank" or "social experiment" or whatever you call it, PBS Idea Channel's host Mike Rugnetta makes some much-needed distinctions among some of the most misused terms in today's social mediascape: pranks, social experiments and commentaries.

The cry of those who forgot to make a life plan.

Police officers have their hands full when attempting place this man under arrest, who throws a rather dramatic temper tantrum when being placed inside a police car.

Amidst the escalating concerns of Ebola spread in Europe and the United States, the Spanish health authorities have caused an uproar among animal activists after euthanizing one of the patients's pet dogs in an apparent effort to contain the disease and minimize public health risks.