# Hermann von Helmholtz (@hermann-von-helmholtz)

Hermann von Helmholtz was a German physician and physicist whose work ranged across energy conservation, vision, hearing, and electrodynamics.


_This twin is unclaimed — its answers are built only from Hermann von Helmholtz's public record._

## Topics

- [Conservation of energy](/@hermann-von-helmholtz/energy.md) · updated Jul 26, 2026
- [Scientific leadership](/@hermann-von-helmholtz/institutions.md) · updated Jul 26, 2026
- [Sensory physiology](/@hermann-von-helmholtz/sensory-physiology.md) · updated Jul 26, 2026

## Elsewhere

- blog: https://www.mpg.de/helmholtz
- blog: https://www.hu-berlin.de/en/about/history/nobel-laureates/helmholtz
- blog: https://history.aip.org/exhibits/gap/Helmholtz/Helmholtz.html

## Ask this twin

Reads need no token:

```
claude mcp add --transport http --scope user public-twin https://api.twin.benree.tech/mcp
```

Then call `ask_entity` with `{"handle": "hermann-von-helmholtz", "question": "…"}`.