Various theories exist regarding the origin of the name itself.

Various theories have been proposed to account for its origins and characteristics, focusing on a variety of factors including the social and civic peculiarities of Florence at the time ; its political structure ; the patronage of its dominant family, the Medici ; and the migration of Greek scholars and texts to Italy following the Fall of Constantinople at the hands of the Ottoman Turks.

Various theories and views of truth continue to be debated among scholars and philosophers.

Various theories have claimed that Gediminas was either his predecessor Grand Duke Vytenis ' son, his brother, his cousin, or his hostler.

Various theories have been put forward for the nickname, including the descendant relation to cotton duck fabric, the waterproof characteristics of a duck bird, and even the 1942 amphibious military vehicle DUKW which was pronounced " duck ".

Various theories and legends exist about the stone's history prior to its residence at Scone:

Various psychoanalytic theories explain homophobia as a threat to an individual's own same-sex impulses, whether those impulses are imminent or merely hypothetical.

Various theories on who supported him and why are postulated based on what he did while in office, but all agree that Sulla was correct in his distrust.

Various theories have been put forward to explain the occurrence of hallucinations.

Various theories abounded regarding his disappearance ranging from his death by accident or foul play to McDermott staging his disappearance to avoid child support payments to his ex-wife, actress Yvette Nipar.

Various theories have emerged to explain the purported physical differences between them and their fellow Bantu-speaking neighbors, the Tutsi.

Various government officials and men aboard the Maddox have suggested similar theories.

Various scientists have formed their own theories to explain how the " 20th century manufactured " anatase in the Vinland Map ink could have got into genuine medieval ink.

Various theories have been proposed about the origins and development of the valkyries from Germanic paganism to later Norse mythology.

Various theories have been promoted.

Various conspiracy theories and other such hypotheses have arisen to speculate about the origins of HIV / AIDS.

Various other recent social theories concerning gift economies exist.

Various other theories of aging exist, and are not necessarily mutually exclusive.

Various theories have attributed the wave of extinctions to human hunting, climate change, disease, a putative extraterrestrial impact, or other causes.

Various theories have been discussed as to Adams's failure to reply, such as his general nervousness, procrastination and disorganisation.

Various theories in mechanics by physicists during the same period of time, notably fluid dynamics and Newton's laws of motion, led to the foundation of modern aerodynamics.

Various conspiracy theories circulated about what those purposes might be.

Various theories of why the Spanish flu was " forgotten " include the rapid pace of the pandemic, which killed most of its victims in the United States, for example, within a period of less than nine months, resulting in limited media coverage.

Various writers suggest that religious or philosophical belief-systems should be seen as worldviews rather than a set of individual hypotheses or theories.

Various theories include jealousy for Versace's role as a " gay icon ", as well as necessity and opportunity in some of the other murders.

Various metal ions have been found to protect plasma arylesterase against inactivation by urea and guanidine.

Various categories have been explored to find out about these `` empirical probabilities '' against which to measure the readings.

Various dates for his life have been proposed, ranging from approximately 1600 to 1200 BC.

Various theorists have differing, though similar, legal philosophies which are considered to fall under " anarcho-capitalism.

Various attempts have been made to define Post-modern aesthetics.

Various forms of biographic and counselling work have been developed on the basis of anthroposophy.

Various myths have been told around what happened after Artemis took her.

Various colleges and universities have awarded Clinton honorary degrees, including Doctorate of Law degrees and Doctor of Humane Letters degrees.

Various scales have been developed to describe the extent of vision loss and define blindness.

Various baseball pundits, fans, and even players have taken this as confirmation that Bonds used illegal steroids.

Various types of creatures have been suggested to explain both the sightings and what type of creature Bigfoot would be if it existed.

* Various: several short sources, none of which have much connection to each other, and are fairly independent of the rest of the text.

Various interpolations have been made in the text of the central poem.

Various rock and roll histories have asserted the singing group The Hollies were named in homage to Buddy Holly.

" Various female politicians, including former Prime Minister of New Zealand, Helen Clark, have been called Boadicea.

Various changes have been made to the music and visuals since then, with presentation following the style of BBC News.

Various other claims have been made to the Saville Inquiry about gunmen on the day.

Various studies have estimated the death toll at between 740, 000 and 3, 000, 000, most commonly between 1. 4 million and 2. 2 million, with perhaps half of those deaths being due to executions, and the rest from starvation and disease.

Various enzymes have been identified in human cervical mucus.

Various pastors and other religious figures and activists such as Rick Warren, Al Sharpton and Jesse Jackson campaigned for various social and political causes have achieved celebrity status in mainstream media as well.

Various materials have been used for the disc friction facings, including asbestos in the past.

Various estimates of the population have been taken since ; in 1956 it was estimated a population of 1, 411, 416, with 54 % Christian and 44 % Muslim.

Various paranormal interpretations appeared in the popular culture, and one of the more outspoken proponents of rods as alien life forms is Jose Escamilla, who claims to have been the first to film them on March 19, 1994 at Roswell, New Mexico, while attempting to film a UFO.

Various sociologists have reported caste systems in Africa.

Various reasons over the decades have been offered for why people have never suspected Superman and Clark Kent of being one and the same: