The logo of the Hearne Lab, which beautifully captures in its simplicity
the image of gravity and quantum mechanics in the Feynman diagram bitten
off an apple was created by Argentine physicist <a 
href=http://www.oakland.edu/~rojo>Alberto Rojo</a>
for a <a href=afa.jpg>meeting of the Argentine Physical Society (AFA)</a>
by request of Javier 
Luzuriaga, one of the organizers. Alberto is also an accomplished 
musician, you can see his music webpage at <a 
href=http://www.albertorojo.com>www.albertorojo.com</a> (in Spanish).