The NewsHour Science Unit looks at the debate over scientific research that involves transplanting human stem cells into animal brains. On the Caribbean Island of St. Kitts, these surgeons are ...

The Senate narrowly rejected an amendment geared toward criminalizing participation in research that created certain chimeras, or human-animal hybrids, in expectation that the federal government could ...

In Greek mythology, a chimera is a figure with the head of a lion, the body of a goat, and the tail of a serpent. But the concept is not entirely imaginary. Human chimeras are people who have cells ...

Add Yahoo as a preferred source to see more of our stories on Google. I've long been a big fan of Greek mythology and all the wondrous beasts that tested, and sometimes bested, mythical heroes. One ...

Human gametes develop within the body of the resultant organism; It contains a human brain or a brain derived wholly or predominantly from human neural tissues; or It exhibits human facial features or ...

Fox News Primetime host Tammy Bruce took viewers on quite a journey Thursday night by warning them about “human chimeras living among us.” Bruce cited the Senate’s passage this week of a $247 billion ...

On Wednesday, Sen. Cindy Hyde-Smith (R-MS) blocked the Senate bill that would have protected IVF treatment on a federal level, claiming it was an issue that should be left up to the states. But she ...

For example, is there a percent composition of human neurons incorporated into an animal’s brain that renders such a chimera human? Similarly, other stem cell technologies exist to create mice that ...

A number of people have asked me to weigh in on the National Institutes of Health (NIH) recent announcement that they would like to lift the ban on research on animal-human chimera research. Basically ...