Day and night, the muscles of your heart contract and relax to pump blood throughout your body. When blood returns to the heart, it follows a complicated pathway. If you were in the bloodstream ...
The result of their work is the first-ever cell atlas of aging human muscle ... moving, sustaining body posture, maintaining body temperature, and storing nutrients, facial expression.
Hundreds of cubes of human brain tissue help scientists to chart the energy-making capabilities of various brain regions.
Day and night, the muscles of your heart contract and relax to pump blood throughout your body. When blood returns to the heart, it follows a complicated pathway. If you were in the bloodstream ...