The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

Researchers have discovered new insights into the human heart's structure, revealing its evolutionary history. This study enhances understanding of heart development and its implications for treating ...

Everywhere scientists look for microplastics, they've found them -- food, water, air and some parts of the human body. But examinations of our innermost organs that aren't directly exposed to the ...

HONG KONG (Reuters) - Stem cell researchers in Hong Kong and the United States are trying to grow spare parts for the human heart that may be ready for tests on people within five years, they said on ...

Microplastics, which are less than 5 millimeters wide -- or about the size of a pencil eraser, can enter the human body through the mouth, nose and other body cavities. Getty Images This might make ...

HUMPHREYS COUNTY, Tenn. (WKRN) — A human heart has been found in a department of transportation road salt pile in Humphreys County, Tennessee, according to the county sheriff. Sheriff Chris Davis said ...

During his regular checkup, a 9-year-old clouded leopard named Masala undergoes a procedure to get a tiny heart monitor implanted under his skin at the Smithsonian's Conservation Biology Institute in ...