In the diagram above, adapted from Newton’s diagram in his 1687 Philosophiae Naturalis Principia Mathematica, we see the effect of gravitation on a comet that was visible between 1680 and 1681 ...

Sep 29, 2024 21:19:00 'Floral diagram generator' is a web application that allows you to easily create floral diagrams from 'floral formulas' that show the composition of flowers.