Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Each human is a ...

The team used human stem cells to create embryo-like structures dubbed “hematoids” that mirror some features of early human ...

In a recent study published in the journal PNAS, researchers examined the relationship between cell size and count across the human body, establishing a quantitative framework and uncovering ...

The human body is made up of a complex community of trillions of cells of diverse shapes and sizes, all working together to keep you alive. The smallest of these cells, like platelets and red blood ...

Researchers have created an early map of some of the human body's estimated 37.2 trillion cells. Each type of cell has a ...

A new analysis of more than 1,500 papers and 60 types of tissue has revealed the total number of cells in the human body. When you purchase through links on our site, we may earn an affiliate ...

Scientists published more than three dozen papers as part of the Human Cell Atlas, an effort to map the human body cell by cell. When you purchase through links on our site, we may earn an affiliate ...

University of Cambridge scientists have used human stem cells to create three-dimensional embryo-like structures that ...

More work needs to be done to create viable human embryos, but the method might someday be used in IVF to help infertile people and male couples.

Scientists have developed functional eggs from ordinary human skin cells, a proof of concept that could open up new ways to ...