At meeting on human embryo editing, CRISPR pioneer says science is a long way from knowing if germline DNA can be safely ...

What animal has the longest gestation period? From salamanders to elephants, here's how long it can take to make a baby.

She was also worried that her pregnancy might be harder than others because she was expecting her daughter at 44. Although ...

Cells constantly shift and transform, triggering the complex choreography that shapes living organisms. Whether dividing into new cells or sculpting an embryo, these tiny movements rely on chemical ...

A preserved duck, chicken or quail egg aged in a mix of clay, ash and salt for months until the whites turn black and the ...