WASHINGTON -- Cloning humans, or any other primates, may be impossible with today's techniques because of a fundamental molecular obstacle, say scientists trying to understand why attempts to clone ...

There is a limit on how many times a mammal can be cloned before suffering "mutational meltdown," Japanese scientists have discovered, after making 1,200 clones over two decades that started off with ...

WASHINGTON -- The government should ban cloning aimed at making new human beings because it's unsafe for both mother and child, a scientific advisory panel said Friday. Cloning to produce cells that ...

Quantum Cloning: In quantum technology, the idea of copying information takes on a completely different meaning. Quantum systems have unique rules to duplicate the data that restrict easy data copying ...