More successful IVF, egg cells from men, and sperm cells from women? Biotech researchers aim to greatly expand reproductive opportunity. WATCH: New infertility technologies could make the previously ...

The world is on the brink of another revolution thanks to an emerging technology called in vitro gametogenesis, or IVG, which would allow doctors to develop eggs and sperm from a surprising source: ...

CHICAGO (Reuters) - U.S. researchers have found a way to coax human embryonic stem cells to turn into the types of cells that make eggs and sperm, shedding light on a stage of early human development ...

Researchers at Newcastle University in England report they have coaxed the first human sperm cells from embryonic stem cells, in a remarkable demonstration of how quickly the field of stem-cell ...

Finally, the researchers injected these sperm-like cells into mouse egg cells and transferred the embryos into female mice and found these embryos developed normally and gave rise to healthy, fertile ...