Locations of events.

Those who want to share their creative works with the world write a blog. But what did writers do in the 18th century? They followed Schiller’s example and published an almanac that was only related to astrology regarding its title.

What happened when written arithmetic with Arabic numerals was introduced? It called for new units of measure and currencies of the decimal system that were perfectly suited for this form of arithmetic. However, humans are creatures of habit...

Does something float on water due to its weight or its shape? And can this be answered sitting in a study? In the 17th century, two schools of thought opposed each other in the matter: Aristotelians and natural scientists. In 1612, Galileo Galilei clarified it once and for all.

Jean-Jacques Rousseau is considered a pioneer of the French Revolution, his “Social Contract” a key treatise for the theory of modern democracy. Yet he was convinced that humankind would become evil only through association with others.

Johann Baptist Homann was a highly successful cartographer – even though he did not have remotely the means to keep up with his competitors. His secret to success: scholarly expertise, good customer service… and copying.