The human body is presented by some as a masterpiece of perfect design. But looking closer, we discover something quite ...

RICHMOND, Va. — What makes you happy? Is it the rich taste of chocolate, the serenity of a long walk on the beach or the rush of skateboarding? No matter what brings you joy, the impact of happiness ...

A new imaging breakthrough combines ultrasound and light-based techniques to generate vivid 3D images that show both tissue structure and blood vessel activity. Developed by researchers at Caltech and ...

Researchers studying tattoo ink accidentally stumbled upon evidence of a vast microscopic fluid network inside the human body that some scientists now believe could reshape medicine itself.

Your kidneys are like filters. Your brain is like a computer. Your digestive system is like a tube. Your hands are controlled a bit like a marionette. These comparisons exist in part because doctors ...

The human body is often described as a marvel of “perfect design”: elegant, efficient and finely tuned for its purpose. Yet, when we look closer, a rather different picture emerges. Far from being a ...

The enamel on our teeth is the hardest tissue on the human body. A new study looks at the nanoscale structure of enamel from teeth dating as far back as 18 million years ago to see how it's changed.

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The spine, or backbone, is a long column of bones that runs down the center of a person’s back. It is essential for many functions, such as movement, support, and protecting the spinal cord. A ...