Summary:
- The article discusses the discovery of a "nano switch" that uses a single hydrogen atom to power the energy reactions that sustain life.
- Researchers found that the enzyme nitrogenase, which is essential for nitrogen fixation, uses a single hydrogen atom to activate and deactivate the enzyme's catalytic activity.
- This discovery provides new insights into the fundamental mechanisms that power life's energy processes and could have implications for the development of more efficient energy technologies.