Filipino math teacher Emma Rotor helped develop crucial WWII weapons tech
Devoted wife of a famed Filipino writer, she worked on the proximity fuze
![In a black and white photo, Emma Rotor is show from the shoulders up with a smirk expression.](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2023/08/070323_unsung_rotor_feat.jpg?fit=1030%2C580&ssl=1)
There were rumors that Emma Rotor was involved in the Manhattan Project. But historical records suggest she instead worked on the proximity fuze, the mechanism that makes a bomb or shell detonate when it gets close to its target.
The Unson Family