By combining squid ink with light and ultrasound, engineers have developed a new dental imaging method to examine a patient's gums that is non-invasive, more comprehensive and more accurate than the state of the art.
Researchers have reported a new type of electronic device that can be triggered to dissolve through exposure to water molecules in the atmosphere. The work holds promise for eco-friendly disposable personal electronics and biomedical devices that dissolve within the body.
Chemical engineers have succeeded in generating ultra-pure green light for the first time. The new light-emitting diode will pave the way for visibly improved color quality in a new generation of ultra-high definition displays for TVs and smartphones.