Each human is a finely tuned orchestra of more than 37 trillion cells. Mapping this little-known world is one of biology’s greatest challenges — and one in which scientists say they just made a ...

The human body contains an astonishing 36 to 37 trillion cells, each serving unique functions across organs and systems. In a groundbreaking initiative, the Human Cell Atlas (HCA), an international ...

Researchers with the global Human Cell Atlas (HCA) consortium report significant progress in their quest for a better understanding of the cells of the human body in health and disease, with the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Each human is a ...