The conversation between president and founder of Eurasia Group and GZERO Media Ian Bremmer and TED’s Helen Walters delves into the issue of gun violence in America. They emphasize the ease of access to firearms, including military-grade...

If you play video games, you've shot a gun. And those guns are REALISTIC. So real that many are actually LICENSED by IRL arms dealers. Which means that when you buy a video game, you're also putting money in the pockets of those gun...

Hank looks for some things science can add to the conversation about guns and gun violence in the wake of the tragedy last week in Newtown, Connecticut.

Our deepest sympathies are with the community of Sandy Hook, and with anyone...

Throughout her career in banking Ilona Szabó de Carvalho never imagined she'd someday start a social movement. But living in her native Brazil, which leads the world in homicidal violence, she realized she couldn't just stand by and...

On July 20, 2012, a mass shooting in a movie theater of Aurora, Colorado left the town, and its nation, reeling. To many -- including Tom Teves, who lost his son in the tragedy -- the news coverage that followed focused on all the wrong...

LEGO blocks: playtime mainstay for industrious kids, obsession for many (ahem!) mature adults. Hillel Cooperman takes us on a trip through the beloved bricks' colorful, sometimes oddball grownup subculture, featuring CAD, open-source...

In some parts of the world, it's easier to get an automatic rifle than a glass of clean drinking water. Is this just the way it is? Samantha Nutt, doctor and founder of the international humanitarian organization War Child, explores the...

Before we had rockets like the Falcon 9, we had other ideas of how we might shoot for the moon: space guns!

In which John Green teaches you about relations between the early English colonists and the native people the encountered in the New World. In short, these relations were poor. As soon as they arrived, the English were in conflict with...

In one day, in one city, in one neighborhood -- what if everyone put their guns down? Erricka Bridgeford is a peacemaker who wants to stop the murders and violence in her hometown of Baltimore. So she helped organize the Baltimore...

As America becomes more and more multicultural, Rich Benjamin noticed a phenomenon: Some communities were actually getting less diverse. So he got out a map, found the whitest towns in the USA -- and moved in. In this funny, honest,...

It doesn't matter whether you love or hate guns; it's obvious that the uS would be a safer place if there weren't thousands of them sold every day without background checks. Dan Gross, president of the Brady Campaign to Prevent Gun...

Today, we're going to discuss how numbers, like statistics, and visual representations like charts and infographics can be used to help us better understand the world or profoundly deceive. Data is a really powerful form of evidence...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. The world is becoming increasingly open, and that has implications both bright and dangerous. Marc Goodman paints a...

This animation is part of the TED-Ed series, "There's a Poem for That," which features animated interpretations of poems both old and new that give language to some of life's biggest feelings. [Poem by Brendan Constantine, directed by...

Leslie Morgan Steiner was in "crazy love" -- that is, madly in love with a man who routinely abused her and threatened her life. Steiner tells the story of her relationship, correcting misconceptions many people hold about victims of...

In 1904, Chief Lontulu laid 110 twigs in front of a foreign commission. Every twig represented a person in his village who died because of King Leopold's brutal regime in the Congo. His testimony joined hundreds of others to help bring...

In which John Green teaches you about European Imperialism in the 19th century. European powers started to create colonial empires way back in the 16th century, but businesses really took off in the 19th century, especially in Asia and...

In which John Green teaches you about European Imperialism in the 19th century. European powers started to create colonial empires way back in the 16th century, but businesses really took off in the 19th century, especially in Asia and...

The world owes much of its cultural legacy to Constantinople's walls. When Constantinople was under seige by neighboring enemies, the Roman city's elaborate system of moats, outer walls, and inner walls stood tall. Surviving numerous...

New ReviewAfter discovering Silver's plan to mutiny, Jim encounters Ben Gunn on Treasure Island and takes part in a battle over the map.

A new study out in the Annals of Internal Medicine studied suicide cases in the United States between 2007 and 2014. The researchers were specifically examining the demographics associated with the methods and mortality rates of these...

Guns are in the news A LOT these days. The RAND Corporation recently unveiled a huge study on guns. We're going to talk about the minuscule amounts that are spent on studying guns, and look at the evidence around regulating guns and the...

Every mass shooting (4+ people shot) in the United States in 2015, mapped.