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Tycho Brahe in seiner gegenwärtigen Aktualität
Tycho Brahe and his modern significance - 14th December 1546 - 24th October 1601
On 24th October 1601 Tycho Brahe died. His life-work enabled Johannes Kepler’s discovcry of the so called Kepler’s laws. With Brahe and Kepler a thousand year old striving for the mathematical description of the planets’ orbits rcached its culmination.… Read More
Johannes Müller im 19. Jahrhundert
Johannes Müller in the 19th century - destiny of his life and work
Johannes Müller (1801-1858) was not only the leading German physiologist in the first half of the 19th century but the teacher of a whole generation of natural scientists including Hermann von Helmholtz, Ernst Brücke, Carl Ludwig, Emil Du Bois-Reymond, Rudolf Virchow and… Read More
Von der Umwandlungskraft der Luft
Transformation forces of the air
a contribution to the chemistry main lesson of the 9th class of Waldorf schools
We present a guide for the chemistry main lesson of the 9th class of Waldorf schools, especially taking into account the characteristics of animal and human catabolism (linking up With the overview of plant anabnlism… Read More
Die heimischen Johanniskrautarten der Gattung Hypericum im Vergleich
The native species of the genus Hypericum compared
In Middle Europe the genus Hypericum is divided into six sections systemizing ten Hypericnm species according to morphological characteristics. In our proposed order, Hypericum perfomtum as a mesophil perennial plant is positioned between the related hygro- and xerophil species. Within… Read More
Kopffüßler, Schnecken und Muscheln in ihrer organismischen Verwandtschaftsordnung
Cephalopods, snails and bivalves in their organismic relationship
This contribution was first published in 1973 by Thomas Göbel after mutual discussions on the subject. It is reprinted here enlarged and supported by further details. The main point is to demonstrate how the molluscs can also show the scientific fruitfulness of a… Read More
Die Manteltiere (Tunikaten) Aspekte zu ihrer Dreigliederung
The tunicates - aspects of their threefoldness
The concept of threefoldness (sense-nerve system, metabolic system, rhythmic system) is applied to the hermaphroditic tunicates with their classes Appendicularia, Thaliacea, and Ascidia.
Ascidians are sessile organisms with a tadpole-like free-swimming larvae but often with a purely… Read More
Dynamische Anatomie des Fuß-Skeletts und ihre Darstellung im Märchen vom Aschenputtel
Alkoholische und rhythmisierte wässrige Pflanzenauszüge
