What can we learn from the exact mass of nuclei?
What are the properties of highly charged ions?
Are natural constants really constant?
Highest Precision

What is the role of time in quantum systems?
How can chemical reactions be steered by lasers?
How do molecules form in outer space?
Observing Fastest Motions

How does matter interact with intense laser light?
What are the effects of very strong fields on the vacuum?
Can extreme cosmic processes be simulated in the laboratory?
Exploring the Extremes