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06/20/17

A speed trap for dark matter, revisited

A NASA rocket experiment could use the Doppler effect to look for signs of dark matter in mysterious X-ray emissions from space.

05/26/17

First results from search for a dark light

The Heavy Photon Search at Jefferson Lab is looking for a hypothetical particle from a hidden “dark sector.”

05/02/17

Mystery glow of Milky Way likely not dark matter

According to the Fermi LAT collaboration, the galaxy’s excessive gamma-ray glow likely comes from pulsars, the remains of collapsed ancient stars.

02/13/17

LZ dark matter detector on fast track

Construction has officially launched for the LZ next-generation dark matter experiment.

10/20/16

99 percent invisible

With a small side project, astronomers discover a new type of galaxy.

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?