John Maddox considers how the Wellcome Trust can save Russian science

John Maddox looks at new research which sheds light on the differences between Earth and the other planets

There is no good reason why unwanted human embryos should not be used in research

Recent progress in the fight against Aids shows that throwing money at problems can work

Molecular biologists can now tell us who is related to whom in the chain of life

We should spare his neighbours' cattle until we know how prions destroy the nervous system

The "Brave New World" brigade is worrying unnecessarily about human cloning