Implants for Restoring Vision

Implants for Restoring Vision

My mother called me in Connecticut one morning in the late 1990s to tell me she was scared because when she looked in the mirror that morning she couldn’t see her face. In the center of her vision was a blurry dark mass. That was the beginning of her descent...
Nano Sensors Sniff Gastric Cancer

Nano Sensors Sniff Gastric Cancer

Perhaps you’ve read that dogs can be trained to detect cancer. Various tumors produce specific alkalines and smelly compounds that dogs — with their ability to discriminate odors as discrete as possibly parts per trillion — can detect the cancer from...