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Dramatic photos of haboob show dust storm swallowing the city of Phoenix ...
Trump’s Ukraine Pledge: Day One Turns Into 50-Day Ultimatum For Putin ...
Seoul researchers develop 3D-printed auxetic sensors with enhanced sensitivity, stability, and wearable applications.
A simple temperature sensor using a two-wire transmitter for PRTDs combined with the still-popular 4 to 20 mA analog current ...
• Ozone recovery: Satellite observations indicate that stratospheric ozone levels in the Northern Hemisphere reached their highest concentrations since monitoring began in 1979, while the Southern ...