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It might seem as if our interconnected world is unraveling, if last week’s Brexit vote is anything to go by. But it’s now, says TED curator Chris Anderson, that great ideas can help knit humanity together.

Yes, plastic straws are bad, but they’re just a teeny drop in the giant ocean of plastic we’re swimming in. Here are other everyday plastic objects that we could put on the discontinued list.

Citizenfour provides a gripping look at events including a filmmaker’s first meeting with “Citizen four,” aka Edward Snowden.

Community member Vikas Arora left a response to Brené Brown’s TED Talk, “Listening to shame,” sharing some of his own vulnerability as he did so.

Will the future of food look like the past?

TED研究员、合成生物学家奥利弗·梅德韦迪克教你如何用冷冻草莓、菠萝汁和百加得151朗姆酒调制出一杯美味鸡尾酒，同时完成草莓DNA的提取实验，趣味十足又充满科学含量。

Blaise Agüera y Arcas demos a new version of Photosynth, a set of tools that stitches together photos to let you explore distant places — in 3D.

TED研究员、摄影师豪尔赫·马涅斯·鲁比奥用镜头记录了意大利南部萨莱诺那些美丽而令人心悸的废弃村庄。20世纪80至90年代的地震与山体滑坡过后，这些村落遭到遗弃，腐败与资金短缺令重建无望，一段古老的文化就此沉寂。

Researcher and therapist Terri Orbuch shares what she’s learned from studying couples for three decades.

As new moon-going efforts ramp up, space explorers must remember to safeguard what humans left there previously — and also study it before it’s too late.