An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

Go on an adventure into unexpected corners of the health and science world each week with award-winning host Maiken Scott. The Pulse takes you behind the doors of operating rooms, into the lab with ...

In our lab, we needed electronics to count pulses generated by a PMT, such as the SensTech PMT. A PMT generates a TTL signal each time a photon strikes the photocathode, with response times typically ...

Agri-Pulse and Agri-Pulse West are your comprehensive sources of the latest in agricultural information. We take a holistic approach to covering current ag news, food and energy policy news and we ...

To take a pulse oximetry reading, turn on the device, place it on your fingertip, sit still, and wait for a stable reading. Normal oxygen saturation levels range from 95% to 100%; levels below 92% may ...