The mechanism of the HackKey non-contact sensor, which measures piano keyboard movement at a temporal resolution of 1000 fps. It utilizes light reflection to measure the position of the underside of ...

The Trump administration stopped updating a database tracking the costs of the country’s worst disasters. A group of scientists has revived it. By Scott Dance The state leads the country in “repair ...

Common mental health conditions include anxiety disorders, depression, bipolar disorder, eating disorders, post-traumatic stress disorder, schizophrenia, personality disorders, and neurodevelopmental ...

From the moment this mower was out of the box, it did not run. I tried taking it back to Menards the day after I bought it for an exchange, but because I had put gas and oil in the machine, they would ...

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