In recent years the public has become increasingly aware of the long-term dangers posed by sports injuries -- but at the turn of the 20th century this wasn't the case. Football players didn't wear protective gear, and in 1905 alone more than 15 players died from game-related injuries. Universities were on the verge of banning football entirely. President Roosevelt, himself a life-long fan of the sport, knew something must be done. Listen in to learn how the 26th President of the US may just have saved modern football.

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Now, we know this is going to sound weird, but... it turns out one of the world's most popular pop music contests is also one of the world's best examples of 'soft diplomacy'. So what happens when countries that hate each other get together to determine the year's best song? Spoiler: it gets ridiculous. In today's episode, Ben, Noel and Max continue their obsession with the Eurovision Song Contest.

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The Eurovision Song Contest is one of the most popular talent shows on the planet, with multiple countries showcasing their culture through pop music spectacles in an effort to win the day. Some of the songs are utter bangers, some become one-hit wonders, and others are downright... bizarre. Looking at you, Irish puppet turkey. In the first part of this special two-part series, Ben, Noel and Max explore the surprising origin story of Eurovision, along with some of its more controversial aspects.

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From 1920 to 1933, the United States was, technically speaking, a dry country. The National Prohibition Act made the manufacture, transport and sale of alcohol illegal for the vast majority of the population. However, there were several loopholes available for the enterprising alcohol enthusiast -- and doctors quickly realized they could make loads of cash prescribing booze for medicinal purposes. Join the guys as they explore the rise and fall of the medicinal alcohol industry.

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As the gang gets ever closer to finally completing their mission to do an episode on every state in the United States, they arrive at North Dakota. While North Dakota remains one of the nation's least populated states, it's still chock-full of Ridiculous History. And, as Ben, Noel and Max discover in today's episode, the bizarre tale of Fort Sauerkraut may be one of the strangest ones out there.

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Here's one for the cat lovers: Does your feline friend absolutely love catnip? If you have a cat with the right sensitivities, this stuff completely rocks their world. They'll go nuts for it, rolling around in the stuff, chewing it, drooling in a stupor and so on. In today's episode -- inspired by a listener suggestion -- Ben, Noel and Max dive into the ridiculous story of a get-rich-quick catnip scheme, when a New York peddler down on his luck tried to sell catnip door to door... and caused a full-on cat riot in the process.

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In this week's Classic episode, the guys return to a strange, oft-overlooked aspect of the Civil War. From 1861 to 1865, the United States of America was a country divided. More than a century later, it remains America's bloodiest war. After the cessation of conflicts and the surrender of the Confederate army, General Robert E. Lee found himself constantly approached to endorse numerous different memorials, statues and other structures. There was just one problem -- he apparently hated them.

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Have you ever taken an IQ test? Originally envisioned as a way to determine which French children should be locked in asylums, Alfred Binet's attempt to quantify human intelligence took the modern world by storm. Yet, as Ben, Noel and Max ask in this follow-up to lead exposure: How accurate are the IQ tests? Are they genuinely accurate, or, ironically enough... their own sort of dumb?

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Don't do lead, kids! Nowadays everyone knows the dangers this substance poses to humans -- especially children in their formative years -- but back in the day, lead was everywhere. Ancient Rome was riddled with the stuff, using lead in everything from pipes, to smelting, to cutlery, pottery and wine. It's tough to know just how much lead the average person encountered, but breathing the lead-filled air alone may have dropped children's IQs by up to three points. In today's episode, Ben, Noel and Max discover a fascinating, controversial theory: that Rome didn't fall due to war and economic troubles... but instead, the empire toppled because everyone slowly became dumber and dumber.

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In this week's Classic episode: In 1918, as the planet was consumed by World War I, the government of California found itself combating an unexpected and catastrophic enemy: Ground squirrels. The rodents were wreaking havoc across the countryside, consuming crops left and right. State horticulture commissioner George H. Hecke proposed an unorthodox solution -- enlist schoolchildren in a statewide massacre of all ground squirrels. Oddly enough, it worked.

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Most people think of yo-yos as a fun, old-school toy for kids: a pretty simple, clever device leveraging physics with a string and a weight. Yet as Ben, Noel and Max discover in today's episode, the story of the humble dates back into antiquity -- and the story of its evolution is riddled with ridiculous ups and downs.

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