Organoids can replicate each component of the human heart, from its chambers to its veins. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. How ...

When we think about aging, we often imagine it as a uniform process—our entire body growing older in lockstep. But new research posits that aging doesn't work this way. Instead, our organs age at ...

Leonardo Da Vinci was one of the first people to draw detailed sketches of human anatomy. His drawings showed that he noticed networks of muscle fibers on the inside of the heart. Da Vinci thought ...

An organ is a group of tissues that work together to perform a specific task in the body, such as digesting nutrients or producing chemical messengers that enable brain cells to communicate. Although ...

Science writer Mary Roach is fascinated by the human body, especially, she says, the "gooey bits and pieces of us that are performing miracles on a daily basis." Take the human heart, for instance. If ...

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 ...

Heart disease -- the leading cause of death in the U.S. -- is so deadly in part because the heart, unlike other organs, cannot repair itself after injury. That is why tissue engineering, ultimately ...