Blood vessels, intestines, the heart - all of the reed frog's organs are visible through its translucent skin. It's a great adaptation for camouflage...and just plain gross. National Treasure ...

This rare genetic condition causes hyperflexible joints, fragile skin, and possibly other symptoms, depending on which of 13 ...

And underneath your skin lies a vast network of blood vessels. Spread out, this network of veins, arteries, and capillaries would extend over 100,000 miles. That's long enough to wrap around Earth ...

Researchers found that applying the dye to skin allowed them to see the blood vessels of the brain ... We are usually unable ...

So much blood pools into the legs, that it can cause the legs to feel heavy and leaden. If clear fluid from the expanded vessels seeps into tissues, it can choke off circulation to the skin ...

By rubbing the tartrazine into the skin of mice, the researchers were able to observe underlying blood vessels and muscles ... that you might see through skin. Tartrazine has a significant ...