Supercomputers used in science are the most powerful machines. They make use of HPC (High Performance Computing) technologies, Graphics Processing Units (GPUs), computer clusters or clusters, and nodes or concentrators …
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The advantage of radio astronomy appears when the light is stopped by the presence of clouds of dust that hide certain regions of the sky. This material allows radio-frequency radiation …
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Several large facilities are now operational in the milli and submillimetric bands. There is ALMA (Atacama Large Millimeter / submillimeter Array) installed in Chile. It is an international project (Europe, …
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It was to solve the problem of spatial resolution that in 1960 William E.Gordon of Cornell University proposed to build the Arecibo antenna 305 m in diameter in Puerto Rico. …
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Apart from optical telescopes equipped with their detectors and other spectrographs, to carry out their research, astronomers also need theoretical tools, especially models and statistical functions. Indeed, the problem for …
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In 1666, during an optical experiment that he later described as “crucial,” Newton discovered the specter of light by playing with a prism in a darkened room. Although his experience …