New tech can spot small faces in the crowd

Spotting faces in a scene is easy when the punims are nice and close to the camera. But what about group shots where the faces are tiny? That, I fear, robots have a harder time with.A new research project by Deva Ramanan, associate professor of robotics, and Peiyun...

For those about to tune, we salute you

The first Roadie tuner was a miracle in a plastic case. This little device connected to your phone and then turned the machine heads (the little tuning knobs) on your guitar to exactly the right position. It worked wonderfully.Now the Roadie 2 intends to tune your...