-
How many halos at one time?
Here’s an amazing pic, again, from APOD: Pyramid Ice Crystal Halos Over Finland
-
Anticrepuscular rays & rainbow
This was taken by a mate some time ago, but some of Ern’s recent uploads reminded me of it. Being a GIF image, the colours aren’t great, but it’...
-
spectre update
Thanks everyone for your interest in my where’s dinghy / and dinghy’s here...
-
New Group: Atmospheric Optics
The people at RedBubble have been kind enough to create a group for anyone and everyone interested in atmospheric optics. If you fancy getting involved “pop over to the…