We made three attempts to capture a jaguar after arriving at Fazenda Bodoquena in Miranda, Mato Grosso do Sul state, on a ...

Readers of a certain age might remember Dolly, a Finn-Dorset sheep born in 1996 to three mothers and some proud Scottish scientists. Dolly generated global headlines just by being alive, as she was ...

Human cloning is both scientifically and morally unethical, says Stephen E. Wear, associate professor of medicine and director of the Center for Clinical Ethics and Humanities in Health Care at the ...