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One of the most puzzling mysteries about the Universe is simply, “where is everything?”

All that we can see, find, or interact with is made up of particles we mostly understand like photons, electrons, quarks, and gluons among others.

Yet when we look out at the greater cosmic ocean around us, we find that all of this makes up just under 5% of the Universe; the rest is unseen. We call the missing components dark energy (68%) and dark matter (27%), but here’s the thing…

We don’t really know what they are.

There are, however, a few abiding theories based on what we DO know about these things. More than that, there is plenty that we can say for sure about these elusive energies thanks to the brilliant combined work of thousands of scientists.

To read more, click here.