A porous hydrogel composite prevents MXene collapse and rapid oxidation, creating a stable semiconducting network that ...

Gas density is frequently estimated indirectly by gas pressure sensors. Because the pressure in a tightly sealed compartment fluctuates greatly with temperature, such systems require temperature ...

Tire pressure monitoring systems (TPMS) are relatively new additions to your car’s suite of sensors. At least if you’re old enough to remember when keeping an eye on tire pressures was boasted about ...

In a way, the magic of a soil moisture sensor’s functionality boils down to a simple RC circuit. But of course, in practice there is a bit more to it than that. [rbaron] explains exactly how ...