What happened to the piece of prime prehistoric real estate known as Doggerland? While a massive megatsunami might have drowned it for good, the underlying reason that it now lies under the sea may have actually been the same thing that...

In which John Green teaches you WHY World War I started. Or tries to anyway. With this kind of thing, it's kind of hard to assign blame to any one of the nations involved. Did the fault lie with Austria-Hungary? Germany? Russia? Julius...

Ada Lovelace, Daughter of Lord Byron, was somehow the first author of a computer program...even though she lived more than a century before the first modern computer.

Though we probably won’t find a literal Atlantis beneath the sea, that doesn’t mean that a human settlement hasn’t ever been lost to the water. Meet Doggerland.

If you take a look at a map of Scotland, you'll notice an eerily straight line running through the highlands, this is the Great Glen Fault the product of half a billion years of time and geology.

In 2009, five Kenyan people took a petition to the British Prime Minister. They claimed they endured human rights abuses in the 1950s, while Kenya was under British colonial rule, and demanded reparations. They had no documentary...

The post-World War II decades in Europe are sometimes called the Thirty Glorious Years. As those years wore on, tensions between East and West grew, and economic growth slowed or was unevenly distributed across Europe, protests and...

The 21st century brought a whole new host of challenges to the world, and Europe was no exception. In this video you'll learn about how an increasingly connected and complex world led to some pretty deep rifts in countries across the...

For millennia, the people of Britain had been using bronze to make tools and jewelry, and as a currency for trade. But around 800 BCE, that began to change: the value of bronze declined, causing social upheaval and an economic crisis—...

In the wake of Hurricane Sandy, Hank answers some frequently asked questions about it, and how it got to be so crazy. What is up with this storm? Has this ever happened before? This is global warming right?

Sometimes, species end up in places we wouldn't expect, like when the same or very similar species end up on opposite parts of the globe. It's called disjunct distribution, and here are 6 ways that it can happen.

Though we probably won’t find a literal Atlantis beneath the sea, that doesn’t mean that a human settlement hasn’t ever been lost to the water. Meet Doggerland.

Despite multibillion-dollar investments in cybersecurity, one of its root problems has been largely ignored: who are the people who write malicious code? Underworld investigator Misha Glenny profiles several convicted coders from around...

Between 1840 and 1914, an estimated 40 million people left Europe. This is one of the most significant migrations in human history. So, who was leaving Europe? And why? Crash Course is on Patreon! You can support us directly by signing...

In an unmissable talk, journalist Carole Cadwalladr digs into one of the most perplexing events in recent times: the UK's super-close 2016 vote to leave the European Union. Tracking the result to a barrage of misleading Facebook ads...

Ada Lovelace, Daughter of Lord Byron, was somehow the first author of a computer program...even though she lived more than a century before the first modern computer.

In which John Green teaches you WHY World War I started. Or tries to anyway. With this kind of thing, it's kind of hard to assign blame to any one of the nations involved. Did the fault lie with Austria-Hungary? Germany? Russia? Julius...

Here's a stat worth knowing: In the UK, 63% of men who finish short-term prison sentences are back inside within a year for another crime. Helping them stay outside involves job training, classes, therapy. And it would pay off handsomely...

The end of the Napoleonic Wars left the great powers of Europe shaken. Judging from the destruction that had been wrought across the continent, it seemed to the powers that be that the Enlightenment had liberated the people, and led to...

If you take a look at a map of Scotland, you'll notice an eerily straight line running through the highlands, this is the Great Glen Fault the product of half a billion years of time and geology.

When a family falls into crisis -- and it sometimes happens, thanks to unemployment, drugs, bad relationships and bad luck -- the social services system is supposed to step in and help them get back on track. As Hilary Cottam shows, in...

World War I was a total war for millions of people in Europe. Many men were enlisted in the fighting, but the war work had implications for the daily lives of a huge number of Europeans. Women entered the workforce in huge numbers, and...

Historian and diplomat Joseph Nye gives us the 30,000-foot view of the shifts in power between China and the US, and the global implications as economic, political and "soft" power shifts and moves around the globe.

If you live in the United States, you may live in the Eastern Standard Time Zone. Or maybe you live in Mountain Standard Time or one of the other standardized time zones. But these time zones have not always been around. In fact, it's a...