I HATE self portraits, but really wanted to have a try at a low-key image but didn't have a model to try this with. In the end they were underexposed (and i look like a serial killer), but how did you think I went?
Rhenium is one of the rarest elements in the earths crust, and has one of the highest boiling points at an estimated 5873K. Ever wonder what it looks like under the microscope?
The Arteries and Veins can be considered the vital plumbing of the body. Arteries are responsible for taking oxygenated blood away from the heart, whilst veins are responsible for taking de-oxygenated blood back to the lungs for re-oxygenation.