In a nutshell Scientists temporarily reversed feather evolution in chickens by blocking a key developmental pathway, causing ...

After six years of trying to get pregnant and going through both IVF and surgery, Lindsay Albanese was left with one embryo — ...

Researchers have shown that cloned embryos undergo complete nuclear reprogramming and resemble fertilized embryos. The report, appearing in the December 6 issue of Proceedings of the National Academy ...

Her first IVF embryo transfer was unsuccessful, but her second one worked. Murray imagined what the baby she was carrying would look like, saying she chose a sperm donor with features similar to ...

“It’s not about counting days; it’s about getting an embryo that looks like what it should,” Hanna emphasized. According to Hanna, these models will help answer how a primed state benefits cell ...

"These cells co-develop together, just like they would in an actual embryo, and establish that history of being neighbors," ...

Scientists have found a way to study early embryonic development without real embryos. Using CRISPR, they programmed stem cells to self-organize into structures mimicking early embryos. The cells show ...

It is thought to be the most complete dinosaur embryo ever found ... the author of the study remarked "This little prenatal dinosaur looks just like a baby bird curled in its egg, which is ...