Scent on an Airless Planet

Scent seems to have all the disadvantages and none of the advantages, as a long-range sense. However, under special circumstances even a modified nose may fill the need. In a story of my own some years ago ("Uncommon Sense," Astounding Science Fiction, September 1945), I assumed an airless planet, so that molecules could diffuse in nearly straight lines. The local sense organs were basically pinhole cameras, with the retinal mosaic formed of olfactory cells. Since the beings in question were ...

 No Such Thing as Professional Photographers

...there’s no such thing as Flickr Pro, because today, with cameras as pervasive as they are, there is no such thing really as professional photographers, when there’s everything is professional photographers. Certainly there is varying levels of skills, but we didn’t want to have a Flickr Pro anymore, we wanted everyone to have professional quality photos, space, and sharing.