A diptych by Levan Kakabadze</strong on Flickr. A perfect two parts that go together sweetly.
Hydrogen, by Schühle Lewis, which Lewis says is good for Physicists and Scientists and bad for Creationists. The image is based off of a quote by Edward R. Harrison, which can be found here.
Artist Morgan Blair is all about bright colors and abstract shapes. Her website is dizzying, but a lot of her pieces intersperse geometric shapes with well-drawn figures, and it is these that are most interesting. See below.
Recoat‘s Good Wives And Warriors.
Caitlin Hackett combines beauty with decay in this amazingly illustrated Vulpes Masquerade.
Digital collage by Katty Bouthier that is simple but otherworldly.
A drawing by Chris Scarborough that turns this deer into quite a mound of shapes.