Pecha Kucha, graphic recording, a hack day or science speed dating – scientists nowadays can use all kinds of different ways to communicate their findings to the public. Communication is a key aspect of the science system, and one that is becoming increasingly important. The goal is to convey abstract topics in a readily understandable manner and to give people ways to access complex issues. But which format is best suited to which topics and purposes? Which target groups should be addressed, and how? And which prerequisites need to be met? We have compiled a brief overview of the most effective and innovative communication formats – from scientists on soap boxes to fast-paced Japanese presentation techniques.