Overview
- The study, published on Wednesday, September 23, 2026, put Pink1-mutant and wild-type fruit flies inside a cylindrical hypomagnetic shield that largely removed Earth’s magnetic field.
- Shielded Pink1-mutant flies lived about 20 percent longer but showed reduced climbing and locomotion compared with unshielded controls.
- Shielded wild-type flies showed the opposite pattern with shorter lifespans but improved mobility compared with their unshielded peers.
- Researchers tracked mitochondrial outputs with quantum diamond sensors and reported shifts in reactive oxygen species and other mitochondrial chemistry that link the magnetic change to energy metabolism.
- Authors say the results are early and organism-level, call for replication and mechanistic work, and note possible implications for mitochondrial disease models and astronaut health outside Earth’s magnetic shield.