More from TED.com  Paul Tudor Jones II loves capitalism. It's a system that has done him very well over the last few decades. Nonetheless, the hedge fund manager and philanthropist is concerned that a laser focus on profits is, as he puts it, "threatening the very underpinnings of society." In this thoughtful, passionate talk, he outlines his planned counter-offensive, which centers on the concept of "justness." Watch »  While we like to imagine little green men on Mars, it’s far more likely that life on other planets will be microbial. Planetary scientist Nathalie Cabrol takes us inside the search for microbes on Mars, starting in the remote lakes of the Andes mountains. This extreme environment — with its thin atmosphere and scorched land — approximates the surface of Mars about 3.5 billion years ago. How microbes adapt to survive here may just show us where to look on Mars. Watch » |  How did a young man born into a high caste in India come to free 83,000 children from slavery? Nobel Peace Prize Laureate Kailash Satyarthi offers a surprising piece of advice to anyone who wants to change the world for the better: Get angry at injustice. In this powerful talk, he shows how a lifetime of peace-making sprang from a lifetime of outrage. Watch »  Photojournalist Barat Ali Batoor was living in Afghanistan -- until his risky work forced him to leave the country. But for Batoor, finding a safer place wasn't as simple as buying a plane ticket. Instead, he was forced to pay a human smuggler and join the deadly tidal wave of migrants seeking asylum by boat. He documents the harrowing ocean trip with powerful photographs. Watch » | |
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