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.

The egg-making process involved removing the nucleus from an existing human egg cell and swapping it out for a nucleus ... included having too many or too few chromosomes, although on average they ...

But improved fertility treatment is still far away ...

Megan Molteni reports on discoveries from the frontiers of genomic medicine, neuroscience, and reproductive tech. She joined STAT in 2021 after covering health and science at WIRED. You can reach ...

Study of Maria Branyas Morera found a youth-leaning gut, low inflammation, rare genes, and slower DNA-based aging—offering ...

Researchers have achieved the first demonstration in mice of using gene therapy to reverse hallmark symptoms of ...

Inside the search for the tiny particles that might be causing big problems for every human being on the planet.

Genetic deficiency of otoferlin, a protein critical to synaptic transmission by the sensory hair cells of the ear, causes congenital deafness. Medicines to treat the condition are lacking; ...

Researchers have converted a blood type A kidney to a blood type O kidney and successfully transplanted it, they reported in ...

Every minute, a woman in the U.S. requires a blood transfusion due to heavy menstrual bleeding, or HMB. One in three women ...