News tagged with contact lenses

Self-healing hydrogels ease into production

Hydrogels are semi-solid materials formed by polymer chains that trap water molecules into three-dimensional gels. They are used in a variety of applications, including soft contact lenses, but the fragile ...

Nov 01, 2013
4.8 / 5 (12) 0 | with audio podcast

Biobatteries catch breath

An air-breathing bio-battery has been constructed by researchers from the Institute of Physical Chemistry of the Polish Academy of Sciences in Warsaw. The core element providing the new power source with ...

Mar 07, 2013
5 / 5 (1) 0

Shifty, but secure eyes

A biometric security system based on how a user moves their eyes is being developed by technologists in Finland. Writing in the International Journal of Biometrics, the team explains how a person's saccades, their tiny, ...

Aug 29, 2012
3 / 5 (1) 0