Scientists are using these fluorescent features to understand ... their black lights (UV lights), too, to look at the minerals in the rocks. Under the black light, certain areas of the caves ...

Scientists are using these fluorescent features to understand ... Deep below Earth's surface, rock and mineral formations lay hidden with a secret brilliance. Under a black light, the chemicals ...

rock and mineral formations lay hidden with a secret brilliance. Under a black light, the chemicals fossilized within shine in brilliant hues of pink, blue and green. Scientists are using these ...