Protecting the power grid from cyber attacks

As the national power grid becomes increasingly dependent on computers and data sharing—providing significant benefits for utilities, customers, and communities—it has also become more vulnerable to both physical and ...

Microanalysis of biological samples for early disease detection

The use of terahertz (THz) waves for biosensing is currently receiving considerable attention. THz waves are able to detect molecular vibrations and rotations, without using labels that can affect the properties of the substances ...

Fluorescent probes for rapid detection of formaldehyde in food

In recent years, formaldehyde has been discovered to be illegally used in food processing for bleaching and preservation purposes, arousing health concerns by the general public. PolyU's highly selective formaldehyde rapid ...

Rapid identification of superbugs and new drugs to combat them

(Phys.org) -- Synthetic biology is playing a key role in creating new tools for rapid detection of potentially fatal bacterial infections such as E. coli and allowing scientists to create novel molecules that may provide ...