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Much of the scientific work on optography was performed by the German physiologist Wilhelm Kühne.Inspired by Franz Christian Boll's discovery of rhodopsin (or "visual purple")—a photosensitive pigment present in the rods of the retina—Kühne discovered that, under ideal circumstances, the rhodopsin could be "fixed" like a photographic negative.
The word jarā is related to the older Vedic Sanskrit word jarā, jaras, jarati, gerā, which means "to become brittle, to decay, to be consumed". The Vedic root is related to the Latin granum , Goth. kaurn , Greek geras, geros (later geriatric) all of which in one context mean "hardening, old age".
Death is the termination of all vital functions or life processes in an organism or cell. [ 29 ] [ 30 ] One of the challenges in defining death is in distinguishing it from life. Death would seem to refer to either the moment life ends, or when the state that follows life begins. [ 30 ]
In the legal sphere, anecdotal evidence, if it passes certain legal requirements and is admitted as testimony, is a common form of evidence used in a court of law. Often this form of anecdotal evidence is the only evidence presented at trial. [30] Scientific evidence in a court of law is called physical evidence, but this is much rarer ...
"Vitalism is that rejected tradition in biology which proposes that life is sustained and explained by an unmeasurable, intelligent force or energy. The supposed effects of vitalism are the manifestations of life itself, which in turn are the basis for inferring the concept in the first place.
A new language is a new life (Persian proverb) [5] A penny saved is a penny earned; A picture is worth a thousand words; A rising tide lifts all boats; A rolling stone gathers no moss; A ship in a harbour is safe, but that's not what a ship is for; A stitch in time (saves nine) A watched man never plays; A watched pot/kettle never boils
In both cases, these programs primarily serve people for whom the assassination of John F. Kennedy, and the circumstances that surround it, was not a redefining of his presidency, but arguably its ...
Death is a significant event in Islamic life and theology. It is seen not as the termination of life, but rather the continuation of life in another form. In Islamic belief, God has made this worldly life a test and a preparation ground for the afterlife; and with death, this worldly life comes to an end. [42]