Ernst Haeckel, the turn-of-the-century biologist, naturalist, professor, and artist, was an ardent Darwinist, a denouncer of religious doctrine, and a writer of philosophical treatises. He coined terms still in common use today, such as phylum, stem cell, and ecology. He discovered, described, and named thousands of new species, depicting them in sketches and watercolors as notable for their artistic mastery as […]
