Turtles, all the way down

A fisheye image (photo taken using a fisheye lens) projected onto a hemisphere.

ParametricPlot3D[] is an interesting Mathematica function. You can use it to display data on a spherical surface.

I found this image in my hard drive. I have no idea what it is and why I programmed it. Most likely it is the unintended result of a bug. But pretty, eh?

I found these interesting looking seed pods on campus.