共有 6446 条搜索结果
    时长:1.9分钟 · 播放:6048次
    来源: · 2017-10-19
    久坐的潜在健康风险
    时长:3.0分钟 · 播放:2188次
    来源: · 2017-10-19
    美国拉斯维加斯枪击事件
    时长:5.0分钟 · 播放:2159次
    来源:互联网 · 2017-10-18
    面对灾难时,你该怎么做?
    时长:9.3分钟 · 播放:1796次
    来源:互联网 · 2017-10-18
    When a freak tornado hit her Massachusetts hometown, Caitria O’Neill wasn't an expert in disaster relief recovery. 
    时长:7.2分钟 · 播放:2077次
    来源:互联网 · 2017-10-18
    Building on the cellulose structure that gives an apple its shape, he "grows" lifelike human ears, pioneering a process that might someday be used to repair body parts safely and cheaply. 
    时长:6.7分钟 · 播放:1991次
    来源:TED · 2017-10-18
    By studying the properties of the universe's largest pieces,  we can learn quite a lot about scientific mysteries in our own world and galaxy.
    时长:9.0分钟 · 播放:2328次
    来源:互联网 · 2017-10-18
    What if cars could share data with each other about their position and velocity, and use predictive models to calculate the safest routes for everyone on the road? Jennifer Healey imagines a world without car accidents.
    时长:9.1分钟 · 播放:4889次
    来源:TED · 2017-10-18
    As we keep pumping carbon dioxide into the atmosphere, more of it is dissolving in the oceans, leading to drastic changes in the water's chemistry. 
    时长:6.3分钟 · 播放:4578次
    来源:TED · 2017-10-18
    She shares her unique approach to reading in this lovely, personal talk about the magic of books.
    时长:7.9分钟 · 播放:2761次
    来源:TED · 2017-10-18
    She digs at our hidden biases by explaining five ways she flips expectations of disability upside down.
    时长:9.0分钟 · 播放:1670次
    来源:互联网 · 2017-10-18
    We must find alternative ways to conduct conflict that are equally powerful and effective. 
    时长:9.2分钟 · 播放:1857次
    来源:TED · 2017-10-18
    Zak Ebrahim was just seven years old when his father helped plan the 1993 World Trade Center bombing. His story is shocking, powerful and, ultimately, inspiring.
    时长:7.8分钟 · 播放:1831次
    来源:互联网 · 2017-10-18
    Michael McDaniel designed housing for disaster relief zones -- inexpensive, easy to transport, even beautiful – but found that no one was willing to build it. 
    时长:9.4分钟 · 播放:2349次
    来源:TED · 2017-10-18
    Where you live: It impacts your health as much as diet and genes do, but it's not part of your medical records. 
    时长:5.3分钟 · 播放:2229次
    来源:互联网 · 2017-10-18
    Faith Jegede tells the moving and funny story of growing up with her two brothers, both autistic -- and both extraordinary.