Kate Kelland

LONDON (Reuters) - The world's first clinical trial designed to explore using a hallucinogen from magic mushrooms to treat people with depression has stalled because of British and European rules...

LONDON (Reuters) - The world's first clinical trial designed to explore using a hallucinogen from magic mushrooms to treat people with depression has stalled because of British and European rules...

LONDON (Reuters) - Scientists in the Dutch city of Rotterdam know precisely what it takes for a bird flu to mutate into a potential human pandemic strain - because they've...

LONDON (Reuters) - Scientists in the Dutch city of Rotterdam know precisely what it takes for a bird flu to mutate into a potential human pandemic strain - because they've...

LONDON/GENEVA (Reuters) - Deadly strains of tuberculosis that are resistant to multiple drugs are spreading around the world, and authorities urgently need another $1.6 billion a year to tackle them,...

LONDON/GENEVA (Reuters) - Deadly strains of tuberculosis that are resistant to multiple drugs are spreading around the world, and authorities urgently need another $1.6 billion a year to tackle them,...

LONDON (Reuters) - A donated human liver has been kept alive, warm and functioning outside a human being on a newly-developed machine and then successfully transplanted into patients in a...

LONDON (Reuters) - A donated human liver has been kept alive, warm and functioning outside a human being on a newly-developed machine and then successfully transplanted into patients in a...

LONDON (Reuters) - British soldiers who have served in Iraq and Afghanistan - particularly young men and those who have seen active combat - are more likely to commit violent...