If you want to learn a tree’s age, you can count their rings. When it comes to humans, scientists have yet to find any visible traits that mark our age with the same specificity. But in the past few decades, they’ve discovered small, invisible markers hidden within the body that do change over time. Juulia Jylhävä shares what these markers can tell us about our health, history, and future. [Directed by Flaka Kokolli, Diellza Franca, Flammorum Animation Studio, narrated by Bethany Cutmore-Scott, music by Cem Misirlioglu].
若想知树龄，可数年轮。至于人类，科学家至今尚未发现能像树木年轮那样精确标记年龄的可见特征。但过去几十年间，他们发现人体内存在着随时间变化的微小隐形标记。尤莉亚·尤尔哈瓦（ Juulia Jylhävä ）将揭示这些标记如何揭示我们的健康状况、生命历程与未来走向。

Forget home economics and standardized tests, Trish Millines Dziko has a much more engaging and fulfilling way for students to develop real-world skills. Get schooled by Dziko as she shares how project-based learning can transform public education and unlock genius for the next generation of critical thinkers, problem solvers, ideators, and leaders. [Directed by Prashanti Aswani, music by Avik Chari].
抛开家政课和标准化考试，特丽丝·米利内斯·迪科（Trish Millines Dziko）为学生开发现实技能提供了更具吸引力且更充实的途径。跟随迪科的教学，了解项目式学习如何革新公共教育，为下一代批判性思考者、问题解决者、创意者和领导者释放天才潜能。

Timm Chiusano was having one of the worst days of his career when he found himself inexplicably fascinated by a mundane part of the world on his walk home. That moment sparked a life-changing realization: he was addicted to appreciation, and it was actually his superpower. He shares a disarmingly simple practice that will make you happier, more present and better equipped to navigate your most challenging days.
蒂姆·丘萨诺(Timm Chiusano)经历了职业生涯中最糟糕的一天，在回家的路上，他却莫名其妙地被生活中一个平凡的角落深深吸引。那一刻，他恍然大悟：他沉迷于欣赏，而这竟成了他的超能力。他分享了一种看似简单却又令人意想不到的练习，它能让你更快乐、更专注当下，并更好地应对人生中最具挑战性的日子。

When a team of archeologists recently came across some 15,000-year-old human remains, they made an interesting discovery: the teeth of those ancient humans were riddled with holes. So what causes cavities, and how can we avoid them? Mel Rosenberg takes us inside our teeth to find out. [Directed by Andrew Foerster, narrated by Addison Anderson, music by Devin Polaski].
一队考古学家发现了距今约15000 年的人类遗骸，并有了一个有趣的发现：这些远古人类的牙齿上布满了蛀洞。那么，蛀牙究竟是如何形成的？我们又该如何预防？梅尔・罗森伯格（Mel Rosenberg）将带我们深入牙齿内部一探究竟。

First impressions matter, so how do you make yours count? Communication consultant Rebecca Okamoto outlines five simple ways to introduce yourself in 20 words or fewer, setting up any interview or conversation for those three crucial words: "Tell me more."
第一印象很重要，你怎么能让你的第一印象有效呢？沟通顾问瑞贝卡·冈本（Rebecca Okamoto）带来了 5 个让你以不到 20 字介绍自己的简单小方法，让你在面试或对话中听到这四个关键字：“展开讲讲。”

It’s just before dawn in 1906 at Wroxton Abbey, and 16-year-old Alice Sutton’s mind is already spinning. The underhousemaid has a full day ahead of her as the estate prepares for the evening’s guest: Prince Arthur. This is Alice’s chance to prove herself to her new employers — but there are other forces at play. Stephanie Honchell Smith details a day in the life of a servant in Edwardian England. [Directed by Anton Bogaty, narrated by Bethany Cutmore-Scott, music by Cem Misirlioglu, WORKPLAYWORK].
1906 年，沃克斯顿修道院的黎明前夕，16 岁的爱丽丝·萨顿（Alice Sutton）早已思绪翻涌。作为一名二等女仆，她即将迎来忙碌的一天，因为庄园在为当晚的贵客亚瑟王子的到来做准备。这对爱丽丝来说，是向新雇主证明自己的机会，然而，还有其他力量正在悄然推动事态的发展。 斯蒂芬妮·洪切尔·史密斯（Stephanie Honchell Smith ）讲述了爱德华时代英格兰一名仆人的一天。

AI is setting up residence in the final frontier, says technologist Philip Johnston. He shares the incredible work being undertaken to build data centers in outer space — and how they might harness both solar power and frigid temperatures in order to address the AI energy challenge. Learn more about the affordability of this wild idea and how it could address concerns about the resources needed to keep up with the AI boom.
AI 已经进驻最远的边疆，技术专家菲利普·约翰斯顿（Philip Johnston）如是说道。他分享了为了在外太空建造数据中心，做了哪些了不起的工作，他们如何利用太阳能和极低温攻克 AI 能源挑战。来了解我们如何负担得起这个大胆的想法，它又会如何解决 AI 爆发所需的资源顾虑。

How do you build a lifetime of love? After analyzing 450 couples across more than 40 countries, relational psychotherapist Sara Nasserzadeh discovered six essential ingredients for successful relationships (hint: it's not just about sexual chemistry). Learn more about "emergent love" — a new, evidence-based model for fostering the love you desire.
美好的关系如何久久长长？在分析来自 40 个国家的 450 对佳偶后，关系心理学家莎拉·娜瑟扎达（Sara Nasserzadeh）发现成功伴侣的六项关键元素。（不只是性吸引力！）

The recent generations have been bathed in connecting technology from birth, says futurist Don Tapscott, and as a result the world is transforming into one that is far more open and transparent. In this inspiring talk, he lists the four core principles that show how this open world can be a far better place.
未来学家唐·塔普斯科特（Don Tapscott）表示，新生代从出生起就沉浸在互联科技之中，正因如此，世界正变得愈发开放与透明。在这场发人深省的演讲中，他阐述了四大核心理念，揭示了这个开放世界如何能变得更加美好。

Can anyone become happier? Psychologist Sonja Lyubomirsky studies this question in her lab, doing experiments on "happiness interventions" to see what kinds of actions elicit this sought-after emotion. In a quick talk, she shares the results of her work: a small shift that can change your relationships and put you on the path to happiness.
任何人都能变得更快乐吗？心理学家索尼娅・柳博米尔斯基（Sonja Lyubomirsky）在她的实验室里研究了这个问题，她通过开展 “幸福干预” 实验，探寻哪些行为能唤起人们苦苦追寻的幸福感。在一场简短的演讲中，她分享了自己的研究成果：一个小小的转变，就能改变你的人际关系，并带你走上通往幸福的道路。