English example sentences with "unexplained"

Foreign accent syndrome is an as-yet unexplained medical condition where the patient can no longer pronounce his mother tongue correctly and seems to have a foreign accent.
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During centuries of space exploration, there were strange, unexplained anomalies that were linked to possible nonhuman sentient life.
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Some speculate that unknown and mysterious forces account for the unexplained disappearances within the Bermuda Triangle, such as extraterrestrials capturing humans for study; the influence of the lost continent of Atlantis; vortices that suck objects into other dimensions; and other whimsical ideas.
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As far as the unexplained sounds and feelings, I would chalk that up to there just being spiritual energy in the house from people who've been there before.
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Do you have any unexplained bruising or bleeding?
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Have you recently had any unexplained dizziness or lightheadedness?
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Have you recently felt any unexplained pain or stiffness in your neck?
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Have you recently had unexplained swelling of your arms or legs during periods of inactivity?
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According to Eugene Wigner, a Nobel laureate in Physics, human conscious awareness might actually "reach out" – in some unexplained way – and change the physical state of a system.
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Ziri claims that any unexplained mystery has an explanation.
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Unexplained things happened in the woods lately.
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Why do you think people are so fascinated with unexplained events?
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