A crystal radio is basically a high Q resonator tied to an antenna and an envelope detector. These days the envelope detector is a point contact diode such as a 1N34 Germanium diode. The resonant ...

Galaxies are the building blocks of the universe. Clusters of galaxies, and clusters of clusters of galaxies, called superclusters, make up the structures in the geography of the universe.

The authors found that the Cosmic Gems arc harbors five young massive star clusters in which stars are formed. "The surprise and astonishment was incredible when we opened the JWST images for the ...

Quartz, Citrine, and amethyst are common examples of crystals found in point form. Crystal clusters are groups of crystals growing together on a common matrix. Each point on a cluster radiates ...

Cluster B disorders are taxonomically grouped together by the DSM-V because a single, clear-cut diagnosis is very rare, and patients often exhibit a number of overlapping symptoms. For example ...

Crystal skulls are not uncommon or terribly mysterious. Thousands are produced every year in Brazil, China, and Germany. But there are a handful of these rather macabre objects that have fueled ...

Cluster computing is a popular choice for heavy duty computing applications. At the base level, there are hobby clusters often built with Raspberry Pis, while the industrial level involves data ...

Crystal Raypole’s work appears on Healthline, and she’s previously worked as a writer and editor for GoodTherapy. Her interests include Japanese language and translation, cooking, natural ...

Crystal Palace can draw an established link back to the Crystal Palace football team established in 1861, which played its first match in March 1862. The connection makes Palace the oldest league club ...