Compared to the simple diode needed to demodulate AM radio signals, the detector circuits used for FM are slightly more complicated. Wrapping your head around phase detectors, ratio detectors ...

The parties to this declaration are individuals and institutions participating in the scientific Search for Extraterrestrial Intelligence (SETI). The purpose of this document is to declare our ...

Scientists at the SETI Institute monitor an intriguing signal in 1997. While this transmission was first thought to be extraterrestrial, it was soon traced to telemetry from the SOHO solar research ...

CATALOG DESCRIPTION: Simple-hypothesis detection problems, Continuous-time signal detection in white noise, Karhunen-Loeve expansion of random processes, detection of signals in colored noise, ...

Regulators such as the Food and Drug Administration (FDA) and European Medicines Agency (EMA) have different signal management expectations. Module IX of the EMA’s Good Pharmacovigilance ...

Engineers from United States have discovered that just single atom thick quantum materials can track the electrical activity ...

LONDON (AP) — A magazine journalist’s account of being added to a group chat of U.S. national security officials coordinating plans for airstrikes has raised questions about how highly ...

In this week’s Science for All newsletter, Vasudevan Mukunth explains a new way to detect radioactive materials using ...

The novel Airyscan detection concept from ZEISS, used in combination with multiphoton excitation, overcomes these limitations and provides increased resolution and signal-to-noise with a 2–3× ...