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Building a LoRaWAN Class A Sensor Node with ESP8266, BME680 and RYLR993

In this video, I’m building a LoRaWAN Class A sensor node using an ESP8266, BME680 environmental sensor, and REYAX RYLR993 ...
Southern Methodist University (SMU)

SMU geophysicists develop low-frequency, acoustic sensors to expand infrasound research

The Sapphire sensor, assembled in the laboratory of Arrowsmith, SMU professor of Earth sciences, measures low-frequency sound ...

This lab is key for tracking deadly waves. Its sensors are about to go offline.

After NOAA cut funding to the lab that’s been monitoring seismic activity for more than 25 years, nine stations tracking ...