An Accumulation of Ancient Skeletons

From the very largest wonder:

Relativity Revealed

For the first time ever, researchers have watched a star race past the supermassive black hole at the heart of the Milky Way, verifying that its motion showed the effects of general relativity, as predicted by Albert Einstein.

Star Zooms Past Supermassive Black Hole

to the very smallest:

Ancient Skeletons

If you put chalk under a powerful microscope—white cliffs of Dover type chalk, not the modern blackboard variety—you will see something like this Because it’s not just a rock. It’s an accumulation of ancient skeletons: the armored husks of single-celled, ocean-dwelling plankton

Chalk and Skeletons

Somehow, I fit in-between these two.

James R. Hull @jhull