Irina Polejaeva has the secret to the perfect steak, but is America ready for her recipe?
Traditional chicken, beef, and pork production devours resources and creates waste. Meat-free meat might be the solution.
The castrated 'Strong-Willed Pig' could not otherwise reproduce
Cloned ponies (clonies?) are beginning to prove themselves in the field.
Scientists in Japan have been able, for the first time, to successfully clone a mouse from a blood sample drawn from a living donor's tail.
Embryologist Irina Polejaeva talks about the successes and challenges of cloning performance horses
South Korean officials are training seven cloned canines to work as drug detectors
Another step toward having your own reserve of spare stem cells on demand
In this corner: Gregory Stock, director of the program on Medicine, Technology and Society at UCLA. and in this corner: Panos Zavos, professor emeritus of reproductive physiology at the University of Kentucky.
In the movies, doubles are sinister or idiotic. Now we've got real-life test cases: genetically engineered cats
Scientists produce five clones of a dog that assisted with 9/11 search and rescue, and died in April
Vets hope little Got is as tough a fighter as his father the source of his genetic material was
An anonymous commenter has pointed out four different problems in last week's breakthrough paper.
The process that created Dolly the sheep in 1996 has now been proven successful in humans.
Ten years ago, South Korean geneticist Woo Suk Hwang was caught making up data about cloning human stem cells.
Genetic copying is advancing fast, but cloning humans promises to be problematic -- a welcome setback for those who'd like to ban it.