Mais conteúdo relacionado
Math & Beauty
- 11. Picture Credits
• Spiral galaxy
• Sunflower
• Pine cone
• Nautilus shell
• Acropolis
http://padante.com/galaxy-crash-sparks-large-spiral/galaxy-crash-sparks-large-spiral
http://en.wikipedia.org/wiki/Sunflower
http://www.ishalerner.com/blog_1/?p=299
http://en.wikipedia.org/wiki/Spiral
http://www.world-mysteries.com/sci_17.htm