Results 61 to 70 of about 20,548 (312)

The sanctity of life as a sacred value

open access: yesBioethics, Volume 37, Issue 1, Page 32-39, January 2023., 2023
Abstract The doctrine of the sanctity of life has traditionally been characterised as a Judeo‐Christian doctrine that has it that bodily human life is an intrinsic good and that it is always impermissible to kill an innocent human. Abortion and euthanasia are often assumed to violate the doctrine.
Steve Clarke
wiley   +1 more source

Wireless Telegraphy [PDF]

open access: yesRoyal United Services Institution. Journal, 1898
n ...
openaire   +4 more sources

THE COMMUNICATIONS OF THE ROMANIAN ARMY IN THE WAR FOR UNIFYING THE NATION. CONCLUSIONS AND LESSONS LEARNED FOR ROMANIAN ART OF WAR [PDF]

open access: yesAnnals: Series on Military Sciences, 2017
This paper explores the stages of organization and equipping that occurred in the communications of the Romanian army and the creation of the first specialized sub-units, preparation and participation in the War of Independence (1877- 1878) with further
Gheorghe BOARU
doaj  

Galvanometers and the Invention of Self-Balancing Recorders

open access: yesMeasurement + Control, 1993
This paper describes the history of ink recorders from their use with the first submerged transatlantic cable to the invention of self-balancing recorders.
Eiju Matsumoto
doaj   +1 more source

Early Electrical Communications Technology and Structural Change in the International Political Economy--The Cases of Telegraphy and Radio

open access: yesPrometheus, 2002
It is increasingly apparent that the roots of current global transformation lie very much in the middle to late nineteenth century and the raft of basic political, economic, socio-cultural and technological changes that occurred at this time.
Peter Mcmahon
doaj   +1 more source

The Daniell Cell, Ohm's Law and the Emergence of the International System of Units [PDF]

open access: yesAmer. J. Phys. 82 (2014) 60, 2015
Telegraphy originated in the 1830s and 40s and flourished in the following decades, but with a patchwork of electrical standards. Electromotive force was for the most part measured in units of the predominant Daniell cell. Each company had their own resistance standard.
arxiv   +1 more source

Blondel et les oscillations auto-entretenues [PDF]

open access: yesArchive for History of Exact Sciences 66, 5 (2012) 485-530, 2014
In 1893, the "physicist-engineer" Andr\'e Blondel invents the oscilloscope for displaying voltage and current variables. With this powerful means of investigation, he first studies the phenomena of the arc then used for the coastal and urban lighting and then, the singing arc used as a transmitter of radio waves in wireless telegraphy.
arxiv   +1 more source

Etherealization in a Racial Regime of Ownership: Marconi in O‘ahu, circa 1900

open access: yesMedia + Environment, 2021
This article traces the emergence of wireless telegraphy in the Hawaiian Islands in the late nineteenth and early twentieth centuries. Centrally, I argue that for an ascendant haole (white settler) planter class, wirelessness proffered potent resources ...
Tyler Morgenstern
doaj   +1 more source

Automatic Telegraphy [PDF]

open access: yesScientific American, 1870
n ...
openaire   +2 more sources

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