🎄🔬🎨 Advent calendar 2025—day 9: Trace of the East.

Trace of the East—From Goethe’s Italy and the idea of the Urpflanze to lives reshaped after the fall of the Wall, a new book follows physicists from Jena as they reinvent their paths—with a small quiz.

#ScienceArtTechAdvent #EasternGermany

🎄🔬🎨 Advent calendar 2025—day 8: Goethe’s Proto-Plant

From Goethe’s Jena Botanical Garden lab to today’s science-art debates: where did his idea of the “#Urpflanze”, a primal plant of all plants, first take root?

#ScienceArtTechAdvent #ScienceAdventCalendar #ArtAndScience #AdventPuzzle

🎄🔬🎨 Advent calendar 2025—day 7: Goethe in Jena

From Fibonacci’s rabbit math to Goethe reshaping Jena’s university – can you guess where he stayed in Jena?

#ScienceArtTechAdvent #HistoryOfPhysics #ScienceCityJena #ScienceAdventCalendar #AdventPuzzle #ArtAndScience #AdventCalendar

🎄🔬🎨 Puzzle #AdventCalendar #ScienceArtTechAdvent — day 4

Color mishap of 1706: a tainted potash batch turned a red dye into Prussian Blue, the first modern synthetic pigment—can you name the astronomer who used it to invent a blueprint process? Answer tomorrow.

#ScienceAdventCalendar

🎄🔬🎨 Puzzle #AdventCalendar #ScienceArtTechAdvent — day 3

Yesterday we talked about Michel Eugène Chevreul (1786–1889) and his theory of simultaneous contrast—today’s puzzle asks: What lab mix-up in 1706 led to the discovery of Prussian blue (“Berliner Blau”), Europe’s first synthetic color?

🎄🔬🎨 Puzzle #AdventCalendar #ScienceArtTechAdvent — day 2
Yesterday’s riddle was about dyer’s woad, the yellow-flowering dye plant whose indican once gave us indigo; today I’m asking which pioneer of lipid chemistry helped shape color theory by focusing on a particularly striking color phenomenon.

🎄🔬🎨 #AdventCalendar #ScienceArtTechAdvent — day 1

How was brilliant blue produced in the Middle Ages from fermented #indigo plants—and what colour did the flower of this dye plant have?

#ScienceAdventCalendar #AdventPuzzle #IndigoDye #ColorChemistry #ArtAndScience

🎄🔬🎨 New puzzle #AdventCalendar #ScienceArtTechAdvent—Intro

Starting tomorrow, a new daily 🇩🇪 language puzzle with English subtitles about science, technology, and art will drop here every day. Post your answer in the comments and pick up some fascinating facts along the way!

Medienresonanz auf die #Buchvorstellung vom 31. Oktober 2025, bei der 130 Besucher anwesend waren.

aufgebrochen.org/empfohlen/

Roland Hensel: Aufgebrochen. Spur des Ostens: Deutsche Porträts mit Wirkung. Überall im Buchhandel.

Blick in die Druckerei: Andruck für „Aufgebrochen.“   aufgebrochen.org
Impressionen vom #Andruck für das #Hardcover-Buch „Aufgebrochen. Spur des Ostens: Deutsche Porträts mit Wirkung.“ Der Buchgestalter prüfte das komplexe Farbkonzept bei BELTZ Grafische Betriebe. #Buchdruck #BehindTheScenes #Layout