During cell division in most organisms, DNA is packaged into multiple chromosomes — each of which has its own purpose — before being transmitted to the offspring cells. Of these chromosomes, one ...

Early lab work shows reprogrammed skin cells can yield embryos, hinting at future infertility solutions but raising safety ...

Jenny Graves receives funding from the Australian Research Council. If you look at cells from a human or other mammal under a microscope, you’ll see big fat molecular complexes called chromosomes that ...

Oregon scientists used human skin cells to create fertilizable eggs, a step in the quest to develop lab-grown eggs or sperm ...

Scientists were able to identify chromosomes under the microscope as early as the 19th century. But what did it take for them to figure out how important chromosomes really are?

Michelle Starr is CNET's science editor, and she hopes to get you as enthralled with the wonders of the universe as she is. When she's not daydreaming about flying through space, she's daydreaming ...

US scientists testing the technique say it could help people overcome infertility and potentially allow same-sex couples to ...

An innovative use of skin cells could provide a route for gay couples or women with fertility problems to have children they are both genetically related to ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The first attempt ...

In Denmark, more and more people are experiencing problems with fertility. In more than half of the miscarriages that occur during the first 12 weeks, it is because the fetus has a chromosome defect.