The cloning era began when Dolly the sheep was manufactured in 1996. Dolly was cloned via somatic cell nuclear transfer (SCNT). This is accomplished by removing the nucleus from a skin or other cell ...

Human newborns arrive remarkably underdeveloped. The reason lies in a deep evolutionary trade-off between big brains, bipedalism and the limits of motherhood.

Human fingers and toes do not grow outward; instead, they form from within a larger foundational bud, as intervening cells recede to reveal the digits beneath. This is among many processes captured ...