On March 17, 2014, a group of physicists announced a thrilling discovery: the “smoking gun” data for the idea of an inflationary universe, a clue to the Big Bang. For non-physicists, what does it mean? TED asked Allan Adams to briefly explain the results, in this improvised talk illustrated by Randall Munroe of xkcd.... Read More إقرأ المزيد | Share it now!

Do you have a TED Talk inside, just bursting to come out? Take this tongue-in-cheek musical journey to “Give Your Talk.” A musical love letter to our speakers — written, directed and performed by the TED staff.... Read More إقرأ المزيد | Share it now!

When fashion model Geena Rocero first saw a professionally shot photo of herself clad in a bikini, she was beside herself. “I thought…you have arrived!” she says proudly. This might not be the typical experience, but, as Rocero reveals, that’s because she was born with the gender assignment “boy.” In a moving and personal talk, Rocero finds that transgender activism is giving her a whole new sense of pride and purpose.... Read More إقرأ المزيد | Share it now!

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Hugh Herr is building the next generation of bionic limbs, robotic prosthetics inspired by nature’s own designs. Herr lost both legs in a climbing accident 30 years ago; now, as the head of the MIT Media Lab’s Biomechatronics group, he shows his incredible technology in a talk that’s both technical and deeply personal — with the help of ballroom dancer Adrianne Haslet-Davis, who lost her left leg in the 2013 Boston Marathon bombing, and performs again for the first time on the TED stage.... Read More إقرأ المزيد | Share it now!

When hundreds of thousands of Tweets are fired every second, a one-in-a-million chance — including unlikely sounding sounding scenarios that could harm users — happens about 500 times a day. For Del Harvey, who heads Twitter’s Trust and Safety Team, these odds aren’t good. The security maven spends her days thinking about how to prevent worst-case scenarios while giving voice to people around the globe. With deadpan humor, she offers a window into how she keeps 240 million users safe.... Read More إقرأ المزيد | Share it now!

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الحلقة871:تعرف على خطورة ملف thumbs.db في حاسوبك
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We humans set a premium on our own free will and independence … and yet there’s a shadowy influence we might not be considering. As science writer Ed Yong explains in this fascinating, hilarious and disturbing talk, parasites have perfected the art of manipulation to an incredible degree. So are they influencing us? It’s more than likely.... Read More إقرأ المزيد | Share it now!