2014年7月19日 星期六

A tool to fix one of the most dangerous moments in surgery

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TED
This week on TED.com
July 19, 2014

Nikolai Begg: A tool to fix one of the most dangerous moments in surgery

09:21 minutes · Filmed Nov 2013 · Posted Jul 2014 · TEDxBeaconStreet 2013

Before any laparoscopic surgery, the surgeon has to make a small puncture -- and that single moment carries the most risk of the entire procedure. In a fascinating talk, find out how mechanical engineer Nikolai Begg is combining ideas from both engineering and medicine to update a medical device called the trocar, and make that puncture much safer.

Playlist of the week

The 20 most popular talks of all time

Are schools killing creativity? What makes a great leader? How can I find happiness? These 20 talks are the ones that TED fans just can't stop sharing. Watch »

Total run time 5:42:25

More from TED.com

Inspired by biological design and self-organizing systems, artist Heather Barnett co-creates with physarum polycephalum, a eukaryotic microorganism that lives in cool, moist areas. What can we learn from this "semi-intelligent" slime mold? Surprising things ... Watch »

When he was young, artist Shih Chieh Huang loved taking toys apart and browsing the aisles of night markets in Taiwan for unexpected objects. Today, this TED Fellow creates madcap sculptures that seem to have a life of their own—with eyes that blink, tentacles that unfurl and parts that light up like bioluminescent sea creatures. Watch »

Have you ever wondered: Am I a human being? Ze Frank suggests a series of simple questions that will determine this. Please relax and follow the prompts. Let's begin … Watch »

Our consciousness is a fundamental aspect of our existence, says philosopher David Chalmers: “There’s nothing we know about more directly…. but at the same time it’s the most mysterious phenomenon in the universe.” He shares some ways to think about the movie playing in our heads. Watch »

dive into ideas.ted.com

Learn how different cultures think about parenting ... get the details on 7 ways stress can be good for you (sometimes) ... and watch a "semi-intelligent" slime mold grow like crazy. 
Plus: Elizabeth Gilbert on the 7 books that shaped her.

 

Quote of the Week

“

My idea of a perfect world really can't be designed by one person or even by a million experts. It's going to be seven billion pairs of hands, each following their own passions."

Jay Silver
Jay Silver: Hack a banana, make a keyboard!

Join the Conversation

 
 

“
  One of the most poignant points made in this speech is Marieme Helie-Lucas' definition of Fundamentalisms (for all religions):
"Fundamentalisms are the radical politicizations of theology."
Though this speech is about Muslim fundamentalism. I think it is worth exploring the relationship between the world's major religions and how each of the fundamentalisms grow each other. It is my assertion that these groups feed off each other and distort the core of the religions and spread the mistruths about each other. This is picked up on by the middle ground (read: normal people), and it affects the way they view other religions."

champions

TED speakers -- including Amy Purdy, David Epstein, Diana Nyad and Sarah Lewis -- explore the mindset (and the finely tuned bodies) of athletic champions. »

 

 

2014年7月12日 星期六

Want to innovate? Become a "now-ist"

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TED
This week on TED.com
July 12, 2014

Joi Ito: Want to innovate? Become a "now-ist"

12:31 minutes · Filmed Mar 2014 · Posted Jul 2014 · TED2014

“Remember before the internet?” asks Joi Ito. “Remember when people used to try to predict the future?” The head of the MIT Media Lab skips the future predictions and instead shares a new approach to creating in the moment: building quickly and improving constantly, without waiting for permission. This kind of bottom-up, do-it-now innovation is seen in the most fascinating, futuristic projects emerging today. Don’t be a futurist, he suggests: be a now-ist.

Playlist of the week

The 20 most popular TED Talks of all time

Are schools killing creativity? What makes a great leader? How can I find happiness? These 20 talks are the ones that you and your fellow TED fans just can't stop sharing. Watch »

Total run time 5:42:25

More from TED.com

Karima Bennoune shares four powerful stories of real people fighting against Muslim fundamentalism in their own communities — refusing to allow the faith they love to become a tool for crime, attacks and murder. These personal stories humanize one of the most overlooked human-rights struggles in the world. Watch »

We face an endless string of choices, which leads us to feel anxiety, guilt and pangs of inadequacy that we are perhaps making the wrong ones. But philosopher Renata Salecl asks: Could individual choices be distracting us from something bigger? A bold call for us to stop taking personal choice so seriously and focus on the choices we're making collectively. Watch »

MIT Media Lab founder Nicholas Negroponte takes you on a journey through the past 30 years of tech. The consummate predictor highlights interfaces and innovations he foresaw in the 1970s and 1980s that were scoffed at then, but are ubiquitous today. And he leaves you with one last (absurd? brilliant?) prediction for the coming 30 years. Watch »

David Kwong is a magician who makes crossword puzzles -- in other words, a pretty nerdy guy. And for his next trick ... Watch »

Plus: Read what Will Shortz has to say about the link between crosswords and magic »

exploring ideas every day

On ideas.ted.com: The art -- and science -- of sharing a secret. Drones that play cat's-cradle. And Joi Ito's 8 tips for thriving in a world of constant change.
Plus: The night Karima Bennoune said, "your fatwa does not apply here."

 

Quote of the Week

“

[The flush toilet is] a wonderful waste disposal device. But I think that it's so good — it doesn't smell, we can put it in our house, we can lock it behind a door — and I think we've locked it out of conversation too."

Rose George
Rose George: Let's talk crap. Seriously.

Join the Conversation


“
  The distinction between learning and education is a great one.

So is having a purpose, rather than a concrete plan.

As the speaker points out he wasn't educated to deal with the aftermath of the Fukushima disaster, but he kept learning and his team developed something which worked.

Inspiring stuff."

how this talk came to be

Simon Sinek became a TEDx star overnight -- but his new fame left him wondering who to trust. Learn how this experience led to write his new TED Talk »

 

Simon Sinek: Why good leaders make you feel safe
 

2014年7月5日 星期六

Which country does the most good for the world?

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TED
This week on TED.com
July 5, 2014

Simon Anholt: Which country does the most good for the world?

17:54 minutes · Filmed Jun 2014 · Posted Jul 2014 · TEDSalon Berlin 2014

It's an unexpected side effect of globalization: problems that once would have stayed local—say, a bank lending out too much money—now have consequences worldwide. But still, countries operate independently, as if alone on the planet. Policy advisor Simon Anholt has dreamed up an unusual scale to get governments thinking outwardly: The Good Country Index. In a riveting and funny talk, he answers the question, "Which country does the most good?" The answer may surprise you (especially if you live in the US or China).

Playlist of the week

Open-source, open world (9 TED Talks)

Hear great ideas from our shareable future -- of open code, open data, open government. Watch »

Total run time 2:15:51

More from TED.com

Chris Domas is a cybersecurity researcher, operating on what’s become a new front of war, "cyber." In this engaging talk, he shows how researchers use pattern recognition and reverse engineering (and pull a few all-nighters) to understand a chunk of binary code whose purpose and contents they don't know. Watch »

In this charming talk, Sara Lewis tells us how -- and why -- fireflies produce their silent sparks, what happens when two fireflies have sex, and why one group of females is known as the firefly vampire. (It's not pretty.) Find more astonishing facts about fireflies in Lewis' footnotes. Watch »

When he was a child, George Takei and his family were forced into an internment camp for Japanese-Americans, as a “security" measure during World War II. 70 years later, Takei looks back at how the camp shaped his surprising, personal definition of patriotism and democracy. Watch »

We often think of bias and prejudice as rooted in ignorance. But as psychologist Paul Bloom seeks to show, prejudice is often natural, rational ... even moral. The key, says Bloom, is to understand how our own biases work -- so we can take control when they go wrong. Watch »

how much are you prepared to reveal?

On ideas.ted.com: Find out why Ash Beckham is a chronic over-sharer ... and so is Hasan Elahi (or is he?). And see gorgeous new portraits from photographer iO Tillett Wright.
Plus: Two privacy researchers reveal how little we actually know about online privacy.

 

Quote of the Week

“

Americans don't know a lot about the Middle East — [they] don't know we laugh."

Maz Jobrani
Maz Jobrani: A Saudi, an Indian and an Iranian walk into a Qatari bar ...

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“
  Last year in a TED talk about credit rating agencies, I posted

“The numbers the 3 agencies use are not secret: employment rate, GDP, GNP, debt, green investments, housing prices, and many others. So if really just wanted to reform rating agencies and not looking to influence the markets themselves, they would collect the data and create an easy way for anyone to custom-build their own formula. Let the investors decide if employment rate trending is more or less important than green investments vs GDP. “

In that spirit I suggest Simon Anholt ... let people create their own formulas. Crowd-source the rankings, and he would be able to see what aspects people found important, as well as how countries ranked.

To me, a good country would score high in freedom of speech, number of free MOOCs, number of small businesses and private-sector jobs, but some may feel that the amount of tourists or hospitals is a sign of a good country."