Surveillance
New tech can see through walls and ID people by the way they walk
A California-based lab is using gait recognition and radio frequency to create a surveillance system that can see behind walls.
Send messages and use apps without the internet
Sending texts and using apps without the internet isn’t magic. It’s very real. And it could be a game-changer for those that need it most. Here’s why…
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Coded
How an exiled cryptographer is protecting journalists in his native Ethiopia
An exiled blogger teaches journalists in his native Ethiopia how to avoid capture
Using fashion to fool facial recognition
Facial recognition software is everywhere - and being used for surveillance. One fashion designer is coming up with looks that fool the software.
Can this robot stop violence at traffic stops?
A Duke robotics PhD student and his partner think they have a way ease tensions while deep-rooted differences are...
Meet the artist and activist who wants you to erase your DNA
Heather Dewey-Hagborg wants to make sure people understand the hidden secrets in the DNA they leave behind...