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What’s it like to have a song inside your head, itching to get out? A neuroscientist and a songwriter compare notes from the frontier of music and science.

Human creativity is a natural, infinitely renewable resource — and it’s coming up with smart, cheap solutions to people’s biggest problems. Strategist Navi Radjou explains.

The history of innovation isn’t a straight line, but a squiggly, winding path. In How We Got To Now, my new book and PBS documentary series, I highlight some of the creative mistakes that helped shape our world.

This freshly drawn Tree of Life contains a new branch full of microbes — which appear to dominate Earth’s biodiversity. How did we miss that? TED Fellow Hélène Morlon explains.

A selection of uplifting reads — all suggested by TED speakers — for your enjoyment.

Andrew Solomon regularly writes — beautifully — of people coping in unthinkable conditions: a woman who learns to love the daughter she bore after being raped; the father who tries to come to terms with his murderous son. Figuring out a way to cope with purposeless tragedy poses a real challenge for meaning-making humans. Thu Ha digs in.

纽约资深急救医疗技术员马修·奥莱利分享了面对垂死患者时如何诚实回答”我快死了吗？”这一问题的亲身经历。他从最初不敢说出真相，到因一次摩托车事故改变了自己的做法，学会了在生命的最后时刻给予患者真诚与尊重。

将技术引入课堂并非灵丹妙药，优质教学没有应用程序可以替代。本文提供8条切实可行的建议，帮助教师以真正提升课堂效果的方式运用技术，在内在动机与外部激励、个性化与标准化之间找到平衡。

阿根廷活动人士皮亚·曼奇尼在TEDGlobal 2014上发出追问：互联网时代的民主应当是什么样的？她与伙伴们共同开发了开源平台DemocracyOS，将国会法案转化为通俗语言供公民讨论，并亲身参与选举，以实际行动探索政治体制的革新之路。

Historian Yuval Noah Harari offers a bracing prediction: just as mass industrialization created the working class, the AI revolution will create a new unworking class.