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For the last 12 years, LaToya Ruby Frazier has photographed her family as it deals with reality on the American post-industrial front lines in Braddock, Pennsylvania. The images, she says, show a family struggling to survive.

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Daniel Kish has been blind since he was 13 months old. He navigates the world using echolocation, sending out flashes of sound that bounce off objects and back to let him construct an understanding of the space around him. He let Kate Torgovnick May tag along as he got ready for TED.

Marina Abramović | ideas.ted.com

The grande dame of performance art explains why being vulnerable isn’t an option, it’s a way of life … and why humor is an important part of her work. Really.

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When Brenda Romero wants to understand something complicated, she makes a game. Her two latest games explore the rules of inequality.

Solar Impulse 2 First outdoor technical tests

Bertrand Piccard plans to fly around the world in a plane that doesn’t use any fuel. Huh? Yep. This machine is equipped with 17,000 solar panels. He explains the logistics and mechanics — and shares some hopes and fears for the upcoming voyage.