TED: Det du bör veta om ansiktsigenkänning och övervakning

TED: Det du bör veta om ansiktsigenkänning och övervakning

Privacy isn’t dead, but face surveillance technology might kill it, says civil rights advocate Kade Crockford. In an eye-opening talk, Kade outlines the startling reasons why this invasive technology — powered by often-flawed facial recognition databases that track people without their knowledge — poses unprecedented threats to your fundamental rights. Learn what can be done to ban government use before it’s too late.

TED: Det du bör veta om ansiktsigenkänning och övervakning

TED: Adam Savage förklarar sin kärlek för Cosplay

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Adam Savage makes things and builds experiments, and he uses costumes to add humor, color and clarity to the stories he tells. Tracing his lifelong love of costumes — from a childhood space helmet made of an ice cream tub to a No-Face costume he wore to Comic-Con — Savage explores the world of cosplay and the meaning it creates for its community. ”We’re connecting with something important inside of us,” he says. ”The costumes are how we reveal ourselves to each other.”

TED: Det du bör veta om ansiktsigenkänning och övervakning

TED: Vad är bäst – två eller handsprit

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Your hands, up close, are anything but smooth. With peaks and valleys, folds and rifts, there are plenty of hiding places for a virus to stick. If you then touch your face, the virus can infect you. But there are two extraordinarily simple ways you can keep that from happening: soap and water, and hand sanitizer. So which is better? Alex Rosenthal and Pall Thordarson investigate. [Directed by Artrake Studio, narrated by Addison Anderson].

TED: Det du bör veta om ansiktsigenkänning och övervakning

TED: Den överraskande förklaringen till varför du mår dåligt när du är sjuk

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It starts with a tickle in your throat that becomes a cough. Your muscles begin to ache, you grow irritable, and you lose your appetite. It’s official: you’ve got the flu. It’s logical to assume that this miserable medley of symptoms is the result of the infection coursing through your body — but is that really the case? Marco A. Sotomayor explains what’s actually making you feel sick. [Directed by Henrik Malmgren, narrated by Addison Anderson, music by GoodJobStudios].

TED: Det du bör veta om ansiktsigenkänning och övervakning

TED: Hur jag höll andan i 17 minuter

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In this highly personal talk from TEDMED, magician and stuntman David Blaine describes what it took to hold his breath underwater for 17 minutes — a world record (only two minutes shorter than this entire talk!) — and what his often death-defying work means to him. Warning: do NOT try this at home.

 

TED: Din gamla mobiltelefon kan rädda regnskogen

TED: Din gamla mobiltelefon kan rädda regnskogen

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The sounds of the rainforest include: the chirps of birds, the buzz of cicadas, the banter of gibbons. But in the background is the almost-always present sound of a chainsaw, from illegal loggers. Engineer Topher White shares a simple, scalable way to stop this brutal deforestation — that starts with your old cell phone.