Depending on the circumstances you find yourself in, a Geiger counter can be a tremendously useful tool. With just a click or a chirp, it can tell you if any invisible threats lurk. But a Geiger ...

One week from today, the MESSENGER spacecraft will fly by Mercury for the second time. As part of the final preparations for this encounter, the Gamma-Ray Spectrometer (GRS) was placed in an “anneal ...

Marine gamma-ray spectrometry represents a pivotal methodological advancement for assessing radiological activity in marine environments. Recent developments in detector technology – including sodium ...

Calibration is a key moment in the life of a space telescope before launch. Those who have designed and built the instrument and the future users must precisely measure its performance before it ...