codex2

Most founders still agonize over what to call their dream. Are they right to invest so much energy and time — or would any random string of letters be fine? Hackers/Founders creator Jonathan Nelson shares his take.

本文涵盖三则趣闻：一辆折叠后小如雨伞的”Sadabike”原型自行车；斯坦福大学煤炭撤资举措引发的气候变化应对策略争议；以及默克公司与多方合作消除河盲症的感人故事，展现了跨界协作在公共卫生领域的非凡力量。

The Vikings described a place called Vinland — a “land of wine,” bursting with berries. But where, exactly, was it? Space archeologist Sarah Parcak shares a step-by-step look at how her team used Norse texts and satellite imagery to search in eastern Canada.

通往未来智能家居的竞赛方兴未艾，但机器人至今仍无法独立完成家务。抓取物体、计算摩擦力等看似简单的任务，背后却需要极其庞大的算力支撑，这一难题困扰了机器人学家数十年。云端机器人、信念空间等前沿概念或许将带来突破。

流行病学家理查德·威尔金森与社会心理学家保罗·皮夫就经济与社会不平等对人类的影响展开对话，探讨财富是否会让人变得冷漠自私，贫困是否会损害人的身心健康。

Secret prisons reflect a parallel legal system for prisoners who are denied access to communications, deprived of their due process rights, and hidden from public scrutiny. Investigative journalist and TED Fellow Will Potter explains.

Activist chef Jamie Oliver talks about the future of food.

The economist Sir Paul Collier has spent his career thinking about how to solve global poverty. So how are we doing? Well, not as badly as you might think. He describes the current state of the world and shares thoughts on where we might usefully focus next.

Forget aerial drones. Underwater drones are where the action’s at, at least according to OpenROV founder and TED Fellow David Lang.

Read an excerpt from Bryan Stevenson’s powerful new book, ‘Just Mercy.’