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Technologically and commercially, the wirephoto was the successor to Ernest A. Hummel 's Telediagraph of 1895, which had transmitted electrically scanned shellac -on-foil originals over a dedicated circuit connecting the New York Herald and the Chicago Times Herald, the St. Louis Republic, the Boston Herald, and the Philadelphia Inquirer. [1] [2]
There are 130 known photographs of Abraham Lincoln . Lincoln's features were the despair of every artist who undertook his portrait. The writer saw nearly a dozen, one after another, soon after the first nomination to the presidency, attempt the task. They put into their pictures the large rugged features, and strong prominent lines; they made ...
List of directly imaged exoplanets. Motion interpolation of seven images of the HR 8799 system taken from the W. M. Keck Observatory over seven years, featuring four exoplanets. This is a list of extrasolar planets that have been directly observed, sorted by observed separations. This method works best for young planets that emit infrared light ...
Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1] – defined as "A transmitter-receiver associated with a fixed navigational mark which, when triggered by a radar, automatically returns a distinctive signal which can appear on the display of the ...
Track while scan. Track-while-scan ( TWS) is a mode of radar operation in which the radar allocates part of its power to tracking a target or targets (up to forty with modern radar) while part of its power is allocated to scanning. It is similar to but functions differently in comparison to its counterparts range-while-search (RWS), long range ...
The International Affective Picture System ( IAPS) is a database of pictures designed to provide a standardized set of pictures for studying emotion and attention [1] that has been widely used in psychological research. [2] The IAPS was developed by the National Institute of Mental Health Center for Emotion and Attention at the University of ...
Sharing memories can be uplifting and calming. It can boost a person’s mood and counteract feeling sick or even depressed. Feeling joyful when reminiscing makes your brain function better, says ...
WP:PICTURES. Images are one of the many types of media used on Wikipedia and may be photos, drawings, logos, or graphs. All pictures used must be legal in the United States, where Wikimedia's servers are located. Images are stored on the Wikipedia website or the partner Wikimedia Commons website. All free content is stored on "Commons" and ...