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Designer Danny Squires describes experiencing the 6.3 earthquake that rocked Christchurch in February, 2011 — and how he’s trying to rebuild life in a recovering city.

David Li is the founder of Shanghai-based hackerspace XinCheJian. He shares his take on life and work in the fast-paced Chinese city with Alex Gallafent.

在TED的一个周四夜晚，马克·朗森用长达四小时的DJ表演，向满场观众证明所有带有节拍的音乐都彼此相连。作者借此探讨了音乐人相互借鉴的悠久传统，以及那种想把心爱歌曲与他人分享的原始冲动。

太空考古学是利用高分辨率卫星影像和激光技术发现、测绘地下考古遗址的新兴领域。TED研究员萨拉·帕尔卡克深耕这一领域，借助卫星遥感在埃及等地发现了大量隐藏遗址，并指出我们对古埃及的认知目前仍只是冰山一角，未来25年将迎来全面突破。

Architect Diébédo Francis Kéré designs with both people and sustainability in mind. Raised in Burkina Faso, though he’s now based in Berlin, his buildings have community at their heart.

By joining the Beacon Hill Village in Boston, older people commit to helping each other while they stay in their own homes. And they have plenty of fun while doing it, says MIT AgeLab director Joseph F. Coughlin.

While most of the instruments we know and love have been around for a very, very long time, people are still making new ones. They tend to be electronic … and just a little weird.

Artist and professor John Sabraw is turning industrial acid runoff into striking pigments and paints that could be used to save Ohio’s rivers and streams

Half of the American preschoolers diagnosed with ADHD are given drugs to treat the symptoms. Is that necessary? Is there another way?

Travis Threlkel paints in light. His canvas: the largest buildings he can find.