LONDON (Reuters) - A new high-powered microscope has allowed scientists to watch a zebrafish develop from a single cell into an embryo with a beating heart, the first time this has been possible in ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Zebra finch chicks can be born in hot or cold climates. In hot climates, embryos need to lose heat.

Scientists have sought to capture the first days of how a person comes to be, by recreating those early moments in a lab via models made up of induced pluripotent stem cells, or IPSCs. Induced ...

A new global review shows countries taking very different approaches to regulating polygenic embryo testing A human embryo ...