In this video, Jonathan of the Institute of Human Anatomy uses real cadaver anatomy to break down exactly what kidney stones are, why they form, and the excruciating reason they hurt so badly. We'll ...

When it comes to building a kidney, only nature possesses the complete set of blueprints. But a USC-led team of scientists has managed to borrow some of nature’s pages through a comprehensive analysis ...

Editor’s note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists have grown kidneys containing ...

Surgeons transplanted a pig’s kidney into a brain-dead man and for over a month it's worked normally — a critical step toward an operation the New York team hopes to eventually try in living patients.

(CNN) — Scientists have grown kidneys containing mostly human cells inside pig embryos, an important step toward growing kidneys and potentially other human organs that could be used for transplants ...