Anatomical heart. I love this for a tattoo. I love anatomy, and it has always been my favorite part of science ever since I was in elementary school. I don't know what it is about the human body that impresses me so much. <3 But I want this on me. :)
Astronomicum Caesareum, May 1540. Michael Ostendorfer / Hand-colored woodcuts / This most sumptuous of all Renaissance instructive manuals explained the use of the astrolabe (for calculating the altitude of stars) and other instruments used for computing planetary positions.
Heinrich Aldegrever (German, ca. 1502–1555/1561) after Hans Holbein the Younger (German, 1497/98–1543). Death and the Bishop, from The Power of Death (Allegory of Original Sin and Death). The Metropolitan Museum of Art, New York. Gift of Harry G. Friedman, 1962 (62.635.506a).