In late May 2026, NASA astronaut Don Pettit floated into the Columbus laboratory module aboard the International Space ...

The cardiovascular system consists of the heart, blood vessels, and blood. Its primary function is to transport nutrients and oxygen-rich blood to all parts of the body and to carry deoxygenated blood ...

Today, he and his research team stand at the brink of a medical breakthrough — engineering replacement parts for the human circulatory system — and he can just about see the culmination of his life's ...

Schematic representation of gas exchange and waste removal processes within the human body (left). Schematic of a circulating air filtration system with a similar structure to the human body (right).

The human circulatory system represents an intricate network of vessels that extends throughout the entire body. This complex arrangement of arteries, veins, and capillaries works continuously to ...

Pump: A Natural History of the Heart Bill Schutt Algonquin (2021) Rich in meaning and metaphor, the word ‘heart’ conjures up many images: a pump, courage, kindness, love, a suit in a deck of cards, a ...