If you were old enough to watch the news or read the paper back in the late 1990s, you very likely remember Dolly, the cloned sheep. Born in 1996, the researchers responsible for cloning her kept it ...

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Dolly became the first mammal to be cloned from an adult somatic cell, a process that involved transferring the nucleus from an adult sheep's mammary gland cell into an enucleated egg cell.

Today in History for Feb. 22: ...

The oldest rhinoceros in the United States has died at the zoo in Knoxville, Tennessee. Dolly was 56 years old.

KNOXVILLE, Tenn. ( WVLT /Gray News) - Dolly, the oldest rhinoceros in the United States, has died at the age of 56. Officials ...

Zoo Knoxville is mourning the loss of Dolly, a 56-year-old Southern white rhinoceros and the the oldest rhinoceros in the ...

Zoo Knoxville said goodbye to a beloved southern white rhino named Dolly, who was the oldest rhinoceros in the United States ...