Our understanding of the human body has sky-rocketed in recent decades, opening doors for everything from brain-controlled prosthetics to world-changing mRNA vaccines. But there are still some secrets ...

A few weeks ago, scientists reported successfully growing human cells in monkey embryos, paving the way for creating live human–monkey chimeras. For many, this could open the door to great medical ...

An article published April 15 in the journal Cell described how scientists took a blastocyst from a macaque and added human cells. A human-monkey chimeric blastocyst. Credit: Weizhi Ji/Kunming ...

Scientists injected dozens of human stem cells into developing monkey embryos, and the resulting hybrids survived for up to 20 days in lab dishes. These human-monkey embryos could someday serve as ...

In a breakthrough new study, scientists have created human-monkey chimera embryos for the first time. These chimeras pave the way for more accurate models of human biology and disease, which could ...

Scientists are locked in debate over the necessity of creating chimera embryos that contain both monkey and human cells. A study released on Thursday showed that human cells can indeed grow when ...