In May 2008 a cross-party attempt to ban hybrid human animal embryos was defeated on a free vote in the House of Commons, by 336 to 176. MPs had been debating the Human Fertilisation and ...

Researchers have previously created human-animal embryos, such as sheep and pig embryos with human cells, but those pregnancies were terminated after a few days or weeks. This experiment aims to ...

Japan's science ministry last week gave provisional approval to a proposal from researchers at the University of Tokyo to create animal embryos that contain human cells and transplant them into ...