Build a tiny ESP32 OLED keychain with a 1.3-inch display and custom 3D-printed enclosure. Wire the ESP32 S3 and program it ...

Descubre cómo crear proyectos IoT con ESP32 y ESP8266. Desde domótica básica hasta IA y consolas, aprende todo sobre ...

Emerging air quality sensors – with general traits of being more compact, directly reading pollutants, and lower in cost than traditional methods - have a wide appeal to professional researchers, ...

Multifunctional structural metals capable of monitoring their internal mechanical state are increasingly important. Here multilayer strain sensing architectures are embedded directly within Ti-6Al-4V ...

Lasers, LEDs and light sources are devices that create light. LEDs (light emitting diodes) convert an electrical current into light using spontaneous emission in optically active semiconductors.

EPA has established air sensor loan programs independently and through collaborations with libraries, tribes, museums, and others to enable the public to learn about air quality in their communities.

Eight countries are partnering to turn mineral resources into jobs, investment, and sustainable economic growth through the Metals and Minerals Country Compacts. Participants explored the World Bank ...

Look inside to view the Equipment Specifications team's latest research on the impact of bowling ball hardness.Learn More These rules will either eliminate the use of slow oil-absorbing ...

There are some projects that seem at first sight to be easy, but anyone who tries them finds a whole heap of unexpected problems and turns to the off-the-shelf device. PCB antennas for example, or ...

The energy-efficient LED bulbs now commonplace in American homes, schools, and offices could carry hidden health risks, according to a neuroscientist who is sounding the alarm over their potential ...

Smartphones may give us an easy access to a light source, but for seeing objects at a distance or brightening a workspace in places like the attic or under the sink, you need the power and range of a ...

Human Rights Watch considers international justice—accountability through fair trials for genocide, war crimes, and crimes against humanity—to be an essential element of building respect for human ...