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08/26/16

Winners declared in SUSY bet

Physicists exchanged cognac in Copenhagen at the conclusion of a bet about supersymmetry and the LHC.

08/23/16

Five facts about the Big Bang

It’s the cornerstone of cosmology, but what is it all about?

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.

08/10/16

#AskSymmetry Twitter chat with Risa Wechsler

See cosmologist Risa Wechsler's answers to readers' questions about dark matter and dark energy.

08/10/16

Dark matter hopes dwindle with X-ray signal

A previously detected, anomalously large X-ray signal is absent in new Hitomi satellite data, setting tighter limits for a dark matter interpretation.  

08/09/16

The contents of the universe

How do scientists know what percentages of the universe are made up of dark matter and dark energy?

08/09/16

Sterile neutrinos in trouble

The IceCube experiment reports ruling out to a high degree of certainty the existence of a theoretical low-mass sterile neutrino.