For decades, scientists have struggled to study this moment in humans because of ethical restrictions and limited access to ...

Researchers have captured the very first real-time, three-dimensional images and videos of a human embryo implanting into collagen designed to mimic uterine tissue —a key stage in reproduction. The ...

Here’s what you’ll learn when you read this story: With more than 100,000 people in need of an organ transplant in the U.S. alone, scientists have turned toward perfecting human-animal chimeras as a ...

A team of scientists from China has successfully created a miniature womb on a chip that mimics the complex environment of ...

A team of scientists has just gotten a closer peek into one of the earliest and most fundamental steps of creating a human life. Research out today highlights how they captured—for the first ...

The team observed the emergence of the three-dimensional embryo-like structures under a microscope in the lab. These started producing blood (seen here in red) after around two weeks of development - ...

In a Maryland operating room one day in November 2025, doctors made medical history by transplanting a genetically modified pig kidney into a living patient. The kidney had been engineered to mimic ...