A robotic float has measured the temperature and salinity from parts of the ocean never sampled before—underneath massive ...

Rick] had a problem. His garage refrigerator was tasked with a critical duty—keeping refreshing beverages at low temperature.

If you’ve got an RTL-SDR compatible receiver, you’ve probably used it for picking up signals from all kinds of weird things. Now, [Jaron McDaniel] has built a tool to integrate many ...

Sensors are devices that detect and quantify physical aspects of the world around us. The measurement can either be read directly or converted to a signal for processing by electrical, hydraulic or ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Equipped with temperature and salinity sensors, our Argo ocean float was supposed to be surveying the ocean around the Totten Glacier, in eastern Antarctica. To our initial disappointment, it rapidly ...