Here’s what you’ll learn when you read this story: The word “chimera” usually evokes images of mythological, multi-headed beasts, but the term also comes with more modern, scientific connotations. For ...

An ad hoc committee of the National Academies of Sciences, Engineering, and Medicine will examine the scientific, ethical and regulatory issues associated with neural chimeras and neural organoid ...

Scientists in London successfully transplanted human neurons into mouse brains to study human brain diseases in August. This allowed the scientists to study malfunctioning human neurons for a longer ...

Scientists are editing pig embryos and injecting human stem cells in a bid to solve the organ transplant crisis, but the research raises profound ethical questions about what it means to be human.

In Greek mythology, a chimera is a monstrous scramble of a lion, goat, and a serpent. In genetics, the term means something only slightly more down-to-earth: an organism with cells from at least two ...