Adam shows how the 40-hour work week not only exhausts employees but also harms businesses, reveals the legal mess of hiring interns and freelancers, and explores how discussing your salary with co-workers is actually a good thing.

The episode was rated 7.87 from 441 votes.

Adam exposes the surprising truths behind car dealerships, unearths the dirty little secrets of car ownership, and reveals that the concept of "jaywalking" was created by auto manufacturers to blame pedestrians for car crashes.

The episode was rated 7.87 from 608 votes.

Ho ho...huh?! Adam teaches his sister that the real St. Nick story is a lot creepier than she thought, and modern Santa was created by commercialism only a century ago. Adam also reveals how gift-giving actually hurts the economy.

The episode was rated 7.87 from 383 votes.

Adam uncovers the scary truth behind unreliable methods that are commonly used to build evidence in criminal cases. He explains why polygraph machines are pseudoscientific hokum, demonstrates why your memories cannot be trusted, and exposes the flaws of forensic sciences like fingerprinting, hair strand matches and bite mark analysis - which often send innocent people to jail.

The episode was rated 7.88 from 520 votes.

Adam reveals that the term "halitosis" was popularized in a 1920's ad campaign that used cruel ads to make people insecure about their breath, and explains why running water is one of the greatest miracles of modern times.

The episode was rated 7.89 from 518 votes.

Adam Ruins everything about Hollywood from award shows to reality television

The episode was rated 7.90 from 423 votes.

Adam sets his sights on security, explaining that airport security wastes too much of our time and money, medicine safety seals do nothing to protect us, and your credit card number isn't remotely secure.

The episode was rated 7.91 from 651 votes.

Adam explains why tipping is a custom worth ditching, shows that experts can't tell the difference between wines, and reveals that mislabeled seafood is rampant in the industry.

The episode was rated 7.92 from 531 votes.

Emily and Murph's wedding day is here - but Adam's gift of information may rain on their parade. Adam reveals how most wedding "traditions" were recently created by consumerism, and that divorce is actually a wonderful thing.

The episode was rated 7.93 from 406 votes.

Adam reveals that circumcision was popularized by a bunch of masturbation-curbing 19th century prudes. Plus, he reveals why the fear of having herpes is overblown and explores why the term "pop your cherry" is a bunch of nonsense.

The episode was rated 7.93 from 486 votes.

Adam explores the twisted history of the Electoral College, explaining that the Founding Fathers did not want most Americans to vote. He also takes a stab at fixing a political system that seems rigged against true democracy.

The episode was rated 7.99 from 475 votes.

Adam and Emily go on a shopping spree of knowledge and find that malls were created as tax loopholes, nutrient supplements are often unregulated, and most eyeglasses are made by one manufacturer that inflates its prices.

The episode was rated 8.00 from 424 votes.

Adam exposes why shoe companies that give away free footwear do more harm than good, and explains why you should stop giving food pantries your leftover canned goods.

The episode was rated 8.00 from 769 votes.

Adam weeds through the misconceptions of marijuana and exposes the blunt truth about the War on Drugs - that it stemmed from a racist and political agenda. Plus, Adam illustrates why prescription pills are the true gateway drug.

The episode was rated 8.06 from 449 votes.

When Emily gets tossed in the slammer, her cellmate reveals that corporations make money off prison inmates while the system does nothing to reduce crime. Adam then sheds light on jail rehabilitation and solitary confinement.

The episode was rated 8.07 from 396 votes.