Ernst Heinrich Philipp August Haeckel (German: [ɛʁnst ˈhɛkl̩]; 16 February 1834 – 9 August 1919) was a German zoologist, naturalist, eugenicist, philosopher, physician, professor, marine biologist and artist.He discovered, described and named thousands of new species, mapped a genealogical tree relating all life forms and coined many terms in biology, including ecology, …

03-05-2014 · Ernst Haeckel's Biogenetic Law (1866) The biogenetic law is a theory of development and evolution proposed by Ernst Haeckel in Germany in the 1860s. It is one of several recapitulation theories, which posit that the stages of development for an animal embryo are the same as other animals' adult stages or forms.

03-08-2019 · In celebration of this series, Taschen recently published a 704-page book, titled The Art and Science of Ernst Haeckel. It features 450 drawings, watercolors, sketches from his research, and a collection of 100 prints of varying organisms …

Biology is the scientific study of life. It is a natural science with a broad scope but has several unifying themes that tie it together as a single, coherent field. For instance, all organisms are made up of cells that process hereditary information encoded in genes, which can be transmitted to future generations.Another major theme is evolution, which explains the unity and diversity …

Ernst Karl Abbe HonFRMS (23 January 1840 – 14 January 1905) was a German physicist, optical scientist, entrepreneur, and social reformer.Together with Otto Schott and Carl Zeiss, he developed numerous optical instruments.He was also a co-owner of Carl Zeiss AG, a German manufacturer of scientific microscopes, astronomical telescopes, planetariums, and other …

26-11-2013 · Mesoderm is one of the three germ layers, groups of cells that interact early during the embryonic life of animals and from which organs and tissues form.As organs form, a process called organogenesis, mesoderm interacts with endoderm and ectoderm to give rise to the digestive tract, the heart and skeletal muscles, red blood cells, and the tubules of the kidneys, …

Ernst Alfred Cassirer (/ k ɑː ˈ s ɪər ər, k ə ˈ-/ kah-SEER-ər, kə-, German: [ˈɛʁnst kaˈsiːʁɐ]; July 28, 1874 – April 13, 1945) was a German philosopher. Trained within the Neo-Kantian Marburg School, he initially followed his mentor Hermann Cohen in attempting to supply an idealistic philosophy of science.. After Cohen's death in 1918, Cassirer developed a theory of ...

Bryozoa (also known as the Polyzoa, Ectoprocta or commonly as moss animals) are a phylum of simple, aquatic invertebrate animals, nearly all living in sedentary colonies.Typically about 0.5 millimetres (1 ⁄ 64 in) long, they have a special feeding structure called a lophophore, a "crown" of tentacles used for filter feeding.Most marine bryozoans live in tropical waters, but a few are …

La page Wikipédia Articles à créer vise à coordonner les efforts des contributeurs et recenser dans ses pages de rubrique les articles potentiellement admissibles à créer ou traduire.. Cette page ne doit pas être éditée pour suggérer un article. Merci de consulter les conseils relatifs à la création des articles et les critères (admissibilité des articles, généraux de ...

Alfred Russel Wallace OM FRS (8 January 1823 – 7 November 1913) was a British naturalist, explorer, geographer, anthropologist, biologist and illustrator. He is best known for independently conceiving the theory of evolution through natural selection.His 1858 paper on the subject was published that year alongside extracts from Charles Darwin's earlier writings on the topic.