Access
This article is part of Nature's premium content.
Published online 21 May 2002 | Nature | doi:10.1038/news020520-1
News
Physics bans cloning
It is impossible to make an exact copy of any object, living or not.
Perfect clones can't exist, say physicists. They're not doing down the hottest topic in biology, merely pointing out that the laws of classical physics forbid making an exact copy of an object, living or inanimate, just as the laws of quantum physics have been known to do for 20 years.
To read this story in full you will need to login or make a payment (see right).
Comments
Reader comments are usually moderated after posting. If you find something offensive or inappropriate, you can speed this process by clicking 'Report this comment' (or, if that doesn't work for you, email redesign@nature.com). For more controversial topics, we reserve the right to moderate before comments are published.