For decades, donated eggs or sperm have been the mainstay of infertility treatments, leaving many hopeful parents without a ...

The best, highest-quality steaks—picture a rib eye festooned with ribbons of white fat—typically come from animals whose ...

Jon Morgan/CBS/Getty;Getty In 1997, scientists successfully cloned a sheep and named the animal Dolly after country legend Dolly Parton — for a very specific reason. The "Jolene" singer ...

The four sheep cloned from Dolly’s cell line did not suffer the same bad health as their sister, Dolly. Sheep live an average of 10 to 12 years, and these four — Daisy, Diana, Debbie, and ...

One of the creators of the world's first cloned mammal, Dolly the sheep, has died at the age of 79. Prof Sir Ian Wilmut's work, at the Roslin Institute in Edinburgh, laid the foundations for stem ...

LONDON, UK — Ian Wilmut, the cloning pioneer whose work was critical to the creation of Dolly the Sheep in 1996, has died at age 79. The University of Edinburgh in Scotland said Wilmut died ...

On Feb. 22, 1997, a scientific team headed by Professor Ian Wilmut at the Roslin Institute, part of the University of Edinburgh, introduced Dolly the Cloned Sheep to the world. The misconceptions ...

Ian Wilmut, the cloning pioneer whose work was critical to the creation of Dolly the Sheep in 1996, has died at age 79. The University of Edinburgh in Scotland said Wilmut died Sunday after a long ...

LONDON — Ian Wilmut, the cloning pioneer whose work was critical to the creation of Dolly the Sheep in 1996, has died at age 79. The University of Edinburgh in Scotland said Wilmut died Sunday ...