Justice John Paul Stevens added, I fear that the gun ban struck down today may well be the first of an unknown number of dominoes to be knocked off the table.
There could be an unknown number of other sports pitches that have been lost, it said.
Then there would be an unknown number of deaths from cancers that would develop in future years.
If you have a temperature of 101 F (38.3 C) or higher for more than three weeks and your doctor isn't able to find the cause after extensive evaluation, the diagnosis may be fever of unknown origin.
While many species have yet to be discovered, the knowledge base is expanding faster than ever before and researchers estimate that the vast majority of unknown species may be found and documented by the end of this century.
While there is no doubt that CVRs can effectively circumvent arguments about current value, in the wake of a financial crisis fueled by risky and speculative financial instruments, investors are right to be wary of the unknown.
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The apprehension in trusting the unknown will always be a component of human nature.
Some uses of data may be unknown today, but important decades hence.
The real action now is in branded generics, which command a premium in many emerging markets due in part to the fear that unknown products might be fake or of dubious quality.
More companies and consumers need to be aware of the use of engineered nanomaterials in foods and the potential unknown risks of this technology.
The unusual mummification of unknown man E, believed to be Pentawere, points to a "nonroyal burial" that includes use of goat skin to cover his body.
Researchers believe there may be dozens of other species, previously unknown to science, hidden in the area.
The cause of this condition is unknown, but it is thought that it might be caused by elevated levels of the female sex hormone oestrogen.
The information could then be used to refine the description of an unknown but wanted person.
This quote from an unknown author might be the most apt description of my life as an entrepreneur.
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With the fear of the unknown or the unaccomplished also comes the reminder of what it is to be alive.
Tracking food-borne disease is also complicated by the number of illnesses thought to be caused by unknown pathogens.
Most of these would-be zillionaires, unknown to us at the moment, are probably not even doing it for the money.
But he thinks the bigger challenge is staffing a virtual hospital that might be asked to attend to the needs of an unknown number of subscribers.
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The latest version of Bear's theory, published in 2008, holds that similar protein production problems may be at play in many cases of autism of unknown cause.
The technique found genetic mutations known to cause intellectual disability in 16 patients, and genes of unknown function that appear to be the cause in another 22 patients.
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Showers -- showers as we know it, the normal creature comforts, of course, are going to be unknown, very likely, to these people here, as well as the journalists following them, for the next few weeks.
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This process will remove the risk of other unknown or undetected malware that may be present on your machine.
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The five others have yet to be identified -- so there is a possibility of an unknown virus at work.
But fear of the unknown and resistance to change can be matched by a zen fatalism when it seems that nothing can be done about a situation.
Unlike with a variable-rate, Western-style loan, the borrower knows from the start how much the total payments will be (though of course fixed-interest loans are hardly unknown in the West).
Whether those who are proposing it are ignorant of all this is unknown: it could be that they are sufficiently cynical to know but think that we are ignorant enough to not.
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Whether or not humans will be in sufficient control of this collision of intelligence with processing is unknown.
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What detail remains unknown after the trailer is who exactly the new hero will be of the game.
This serves as yet another example of computers showing their ability to be better at handling the unknown than loud-talking experts.
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