The majority of fertilized eggs die and are resorbed into the body. ZEISS Microscopy/Flickr, CC BY-SA As an evolutionary biologist whose career has focused on how embryos develop in a wide variety of ...
cases and I.V.F. disputes, the frozen embryos vials like these will hold are increasingly caught The Embryo Question is a three-part series about the cluster of cells at the crossroads of science, ...
Frozen embryos are filling storage banks around the world. It's a struggle to know what to do with them. Lisa Holligan already had two children when she decided to try for another baby. Her first two ...
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