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 ...

Many of the body's biggest flaws are the result of evolution building on old designs instead of starting over. Our spine, ...

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Some discoveries change the way we view the human body. In 2021, researchers described what they saw when they had examined skin-biopsy samples that included tattoos: The ink particles had traveled ...

Leaf through a textbook, watch a wellness influencer or listen in at the gym, and it can feel as though the human body has already been mapped to exhaustion. Every muscle named, every nerve traced.

The Human Cell Atlas is yielding detailed maps of human tissues and systems throughout life, along with methods to handle single-cell data. Four scientists reflect on how the project is transforming ...