Particle Astrophysics & Cosmology (PAC)

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June 27, 2017
News Feature
Symmetry: The Rise of LIGO’s Space-Studying Super-Team
The era of multi-messenger astronomy promises rich rewards—and a steep learning curve.
June 20, 2017
News Feature
Symmetry: 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.
June 8, 2017
News Feature
Symmetry: Another Year Wiser
In honor of Fermilab’s upcoming 50th birthday, Symmetry presents physics birthday cards.
May 10, 2017
News Feature
Fermi Satellite Observes Billionth Gamma Ray with LAT Instrument
Sensitive gamma-ray “eye” on NASA’s Fermi space telescope continues to provide unprecedented views of violent phenomena in the cosmos.
Fermi in Space
May 2, 2017
Press Release
Origin of Milky Way’s Hypothetical Dark Matter Signal May Not Be So Dark
An excess of gamma rays at the center of the Milky Way, previously discussed as a sign of dark matter, is likely caused by the superdense remains of ancient stars.
March 17, 2017
News Feature
Symmetry: Dark Matter Next Door? (Q&A)
Astrophysicists Eric Charles and Mattia Di Mauro discuss the surprising glow of our neighbor galaxy.
February 23, 2017
News Feature
Symmetry: Instrument Finds New Earthly Purpose
Detectors long used to look at the cosmos are now part of X-ray experiments here on Earth.
February 14, 2017
News Feature
Symmetry: Physics Love Poems
Advance your romance with science.
February 13, 2017
News Feature
Symmetry: LZ Dark Matter Detector on Fast Track
Construction has officially launched for the LZ next-generation dark matter experiment.
February 10, 2017
News Feature
Symmetry: Physics Love Poem Challenge
Think you can do better than the Symmetry staff? Send us your poems!

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