Facebook page MEDspiration posted footage of an air hose being used to inflate dead sheep and cow lungs, to give an example of how rapidly the lungs expand when humans take a deep breath.
In a recent Instagram video, Bill Gates shared a fascinating childhood story about conducting an experiment with a cow lung during his fourth-grade school days. The former Microsoft CEO is ...
Bill Gates showed how he experimented on a cow lung as a fourth grader while introducing his memoir Source Code. Leaving an airline job, a 27-year-old woman from Heilongjiang province achieved ...