Cellular respiration is how cells convert glucose into ATP, the fuel for life’s processes. Glycolysis, the Krebs cycle, and the electron transport chain work in sequence to release energy in a ...

The original version of this story appeared in Quanta Magazine. Take a deep breath. A flow of air has rushed into your lungs, where the oxygen moves into your bloodstream, fueling metabolic fires in ...

From the tiniest cell motor to the grand sweep of Earth's carbon cycle, photosynthesis and cellular respiration form the ...