Did you read our explainer on display technologies? If so, you'll already be well aware of the concept of PPI, or "pixels per inch," which is a more informative measure of "display resolution" than a ...

Lower limb exoskeletons show great promise in helping those who have lost the use of their legs towalk again. However, if a person has been rendered quadriplegic, any hand controls insuch a device are ...

Custom-made malware installed on an offline computer can use a hard drive's LED to send out sensitive data from infected computers to nearby cameras. This Hollywood hacking scenario is now a reality ...

Engineers at Ohio State University have overcome a major barrier in the manufacture of high quality light emitting devices and solar cell materials. Steven Ringel, professor of electrical engineering, ...