Temperature ‘lock’ for new hard drives?
Scientists can alter a new material’s magnetism by varying its temperature
![](https://www.snexplores.org/wp-content/uploads/2019/11/SNS_temp_free.jpg)
Altering the temperature of a new material could essentially lock in place any of the data stored on it. This suggests it could make a good tamper-resistant component for the next generation of computer hard drives.
Dizzle52/iStockphotp