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

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This week on TED.com July 19, 2014

Talk of the week 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. Watch now »

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   How introverted are TED fans? Surprising results of our poll »   TED's offline for the next two weeks. Find out why » “ Brad Buss on Karima Bennoune: When people of Muslim heritage challenge fundamentalism   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. »

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