If the original signal contains frequency components greater than half of the sampling (Nyquist) rate, then the original signal and the alias will sum to create an error, which is a type of distortion ...

Especially during summer, proper hydration is an existential challenge for sportsmen. Anglers, hikers, campers and cyclists drink a lot of water, but probably don't consume enough. Water is heavy, and ...

Quantitative PCR (qPCR) instruments that operate in real-time need high sensitivity and the most favorable signal-to-noise ratio possible. The bandwidth of excitation, center wavelength (CWL) and ...

Two weeks ago, I had you use cheesy digital photo filters on your photography. This week, we’re bringing filters back to the analog realm. https://gizmodo.com/55 ...