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Some recent studies in synthetic biology, they say, raise new questions about the ethical limits of creating entities that might feel pain or resemble human embryos — or mimic humans in other ways.
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Charles Byrne was about 7 feet 7 inches tall, an 18th century marvel whose height came from a pituitary tumor. He asked for privacy in death, but his skeleton is still on display in a London museum.
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Dying in America doesn't always go the way we plan. One terminally ill man's hope to be disconnected from his respirator and donate his organs was almost thwarted, despite his best laid plans.