Mammals, from the mighty blue whale to the tiny shrew, inhabit nearly every corner of our planet. Their remarkable adaptability to different environments has long fascinated scientists, with each ...

The human heart, a powerful, fist-sized organ, is the hardest working muscle in the body. It works 24/7, pumping blood through vessels (its partner in the makeup of the circulatory system), so oxygen ...

MSU researchers have created the first human heart-like “organoids” that enable the study of atrial fibrillation, or A-fib. The models also enable new ways of evaluating heart development, diseases ...