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09/09/16

A tale of two black holes

What can the surprisingly huge mass of the black holes detected by LIGO tell us about dark matter and the early universe?

09/01/16

Universe steps on the gas

A puzzling mismatch is forcing astronomers to re-think how well they understand the expansion of the universe.

08/19/16

The $100 muon detector

A doctoral student and his adviser designed a tabletop particle detector they hope to make accessible to budding young engineering physicists.

08/16/16

The physics photographer

Fermilab’s house photographer of almost 30 years, Reidar Hahn, shares four of his most iconic shots.