What Is This?S

Green. Definitely alive, at one point. Is it an alien landscape, captured by some NASA probe and enhanced in post production? Hulk's blood? Not quite, but close. The answer is a bit more earthy than that:

It's tree blood! Chlorophyll, to be precise. It's been sandwiched on a microscope slide, photographed and delivered to your eyeballs by Tara Cronin, a photographer who created this image, and one that's a bit more intimate, as part of her "T for Transition" art series.

The more intimate one is a bit easier to figure out:

What Is This?S

Yup, blood. Her blood. She keeps a small vial in her fridge and apparently photographs it for art shows from time to time, because, well, why not? [Discover]