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http://www.theatlantic.com/video/index/393683/a-brief-visual-history-of-weapons/ From the axe, which originated in 1,000,000 B.C., to today's killer drones, mankind's use of weapons has been varied and incredibly inventive. Weapons have changed history and aided in the rise and fall of civilizations. For example, gunpowder, a Chinese invention, led to the development of cannons and guns-revolutionizing warfare in the Middle Ages and beyond.

A light-hearted animated short about how Canada's vast distances and great obstacles were overcome by settlers. The story is told with a tongue-in-cheek seriousness and takes us from the intrepid trailblazers of long ago to the aircraft of today and tomorrow. A 1953 Cartoon Short Subject Oscar®-nominee

cally-charged, and that her announcement isn't part of an election strategy, Létourneau can't help but feel suspicious.

Votes for Women! @TheCrashCourse and @realjohngreen teach you about suffrage. And a lot of other stuff: https://t.co/nOVWgwxam2

Votes for Women! @TheCrashCourse and @realjohngreen teach you about suffrage. And a lot of other stuff: https://t.co/nOVWgwxam2

Historian Dan Snow finds out how one low-tech weapon system in the First World War had a huge impact: barbed wire.

This animation distils hundreds of years of culture into just five minutes. A team of historians and scientists wanted to map cultural mobility, so they tracked the births and deaths of notable individuals like David, King of Israel, and Leonardo da Vinci, from 600 BC to the present day. Using them as a proxy for skills and ideas, their map reveals intellectual hotspots and tracks how empires rise and crumble The information comes from Freebase, a Google-owned database of well-known people and places, and other catalogues of notable individuals. The visualization was created by Maximilian Schich (University of Texas at Dallas) and Mauro Martino (IBM).