Are parallel universes real?

Fermilab’s Don Lincoln explores if additional dimensions of space exist beyond our 3-dimensional world. Maybe the exploring the existence of ghosts can offer up some clues?

From Super Interessante, Jan. 31, 2021: A team of researchers from Fermilab and the National Observatory in Brazil used the light of solitary stars to calculate the mass of some of the largest structures in the cosmos — galaxy clusters. In addition to taking the most detailed measurement ever published of intracluster light, the team’s new method of measurement can help further investigate dark matter.

From Mission Unstoppable, Jan. 26, 2021: Fermilab scientist Jessica Esquivel explains how light particles work with makeup to create a look.