Home: Ralf Dahm

Making science visible
Often images make a stronger point than text. Click here to see how images can illustrate scientific concepts.
Communicating Science
Science can profoundly change our lives. Good science communication is crucial to dispel myths about what it can and cannot do.
Science and Art
Eye diseases affect millions and rob them of their sight. Can paintings by famous artists reveal the changes caused by the disease?
Transparency and vision
Transparency of biological tissues is very difficult to achieve. Yet the eye lens must be invisible for us to be able to see.
Discovering DNA
DNA is arguably the most important molecule we know. But who discovered the “molecule of life”? And how was it done?
Molecules and memory
How do nerve cells change when we learn something? What goes wrong in Alzheimer’s disease? And how was it discovered?