Thanks to advancements in medical science which allows embryo freezing and egg freezing to ensure that we can have a biological child only when we are ready. Also read | Benefits and risks of egg ...

A 70-million-year-old dinosaur embryo, preserved in remarkable detail, has been discovered inside a fossilized egg. The find is one of the most well-preserved dinosaur embryos ever uncovered ...

Edits which take place that early in the developmental process are passed on to every other cell as the embryo grows, including the “germline” cells that will eventually produce sperm or eggs.

It's the first time a kangaroo embryo has been produced through the injection of a single sperm cell into an egg. Lead researcher Dr Andres Gambini said the "groundbreaking achievement" could ...