Two nonconductive liquids produce a conductive film where they meet, enabling 3D-printed all-liquid wires that obey Ohm's law ...

Accurately measuring small shifts in biological markers, like proteins and neurotransmitters, or harmful chemicals in the ...

The bizarre properties of discrete time crystals could be harnessed to detect extremely subtle oscillations of magnetic ...

Living bacteria generate electrical signals in a new hydrogel sensor that can detect substances in liquids like milk.

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

In a development that could transform how scientists study cancer, neurodegeneration and inflammation, researchers have ...

While fuel cells generate clean energy, fuel cell sensors generate precise measurements and are a gold standard for breath alcohol analysis.

Nanosensors are chemical or mechanical sensors that can be used to detect the presence of chemical species and nanoparticles, or monitor physical parameters such as temperature, on the nanoscale. They ...

AI-enhanced optical spectroscopy revolutionizes food quality monitoring with rapid, non-destructive analysis, ensuring safety ...