Hank fills us in on the democratic ways of the honeybee and makes a request for more interpretive dance in our own political systems.

In 2014, the world avoided a global outbreak of Ebola, thanks to thousands of selfless health workers -- plus, frankly, some very good luck. In hindsight, we know what we should have done better. So, now's the time, Bill Gates suggests,...

At TEDGlobal U, Cameron Sinclair shows the unreported cost of real estate megaprojects gone bust: thousands of migrant construction laborers left stranded and penniless. To his fellow architects, he says there is only one ethical response.

Ants are practically everywhere, and some creatures have found it beneficial to blend in with this crowd rather than stick out.

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Machines that can think, learn and adapt are coming -- and that could mean that we humans will end up with significant unemployment. What should we do about it? In a straightforward talk about a controversial idea, futurist Martin Ford...

In which John Green teaches you about the Industrial Economy that arose in the United States after the Civil War. You know how when you're studying history, and you're reading along and everything seems safely in the past, and then BOOM...

In December 1910, the exiled former leader Manuel Bonilla boarded a borrowed yacht and set sail for Honduras in hopes of reclaiming power by whatever means necessary. Bonilla had a powerful backer: the notorious organization known...

As soon as Pharaoh Khufu ascended the throne circa 2575 BCE, work on his eternal resting place began. The structure's architect, Hemiunu, determined he would need 20 years to finish the royal tomb. But what he could not predict was that...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Everyone has an opinion about how to legislate sex work (whether to legalize it, ban it or even tax it) ... but...

This week we’ll see how economies can be broken down into the primary, secondary, and tertiary sectors. We’ll look at the three stages of economic revolution that brought us to the modern post-industrial era. We’ll also explore two types...

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...

Businesses need to stop cutting labor costs and start investing in people, says social impact investor Warren Valdmanis. In this perspective-shifting talk, he breaks down the essential ingredients of a "good" job -- which is more than...

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...

Royal jelly! For bees, it’s what makes all the difference between a queen and a worker.

In which John Green teaches you about the Market Revolution. In the first half of the 19th century, the way people lived and worked in the United States changed drastically. At play was the classic (if anything in a 30 year old nation...

Wofford College president Bernie Dunlap tells the story of Sandor Teszler, a Hungarian Holocaust survivor who taught him about passionate living and lifelong learning.

Abusing inhalants, like glue, can cause serious health problems, and you shouldn't need a video on the internet to tell you that. But let's take a deeper look at why these chemicals are so dangerous.

Why are some countries rich? Why are some countries poor? In the end it comes down to Productivity. This week on Crash Course Econ, Adriene and Jacob investigate just why some economies are more productive than others, and what happens...

In the 19th century, the California gold rush brought thousands of settlers to America's west coast. But finding gold may have been easier than transporting it back east. The only hope for avoiding a grueling six month wagon journey was...

Is Immigration good or bad? Immigration is a touchy subject in the United States. The 2016 election has been filled with debate about the subject, and both proponents and opponents have lots of reasons for their stance. But, this is a...

In the spring, just after a heavy rainfall, male and female fire ants swarm the skies for a day of romance, known as the nuptial flight. Thousands of reproduction-capable ants take part in a mating frenzy, and for one successfully mated...

From the microbes in our stomachs to the ones on our teeth, we are homes to millions of unique and diverse communities which help our bodies function. Jessica Green and Karen Guillemin emphasize the importance of understanding the many...

Imagine you're watching a runaway trolley barreling down the tracks, straight towards five workers. You happen to be standing next to a switch that will divert the trolley onto a second track. Here's the problem: that track has a worker...

One of nature's most amazing recipes.