Particle Astrophysics & Cosmology (PAC)
Detectors long used to look at the cosmos are now part of X-ray experiments here on Earth.
Advance your romance with science.
Construction has officially launched for the LZ next-generation dark matter experiment.
Think you can do better than the Symmetry staff? Send us your poems!
Neutron stars have earned their share of superlatives since their discovery in 1967.
How can we measure the worth of scientific knowledge? Economic analysts give it a shot.
Using Twinkles, the new simulation of images of our night sky, scientists get ready for a gigantic cosmological survey unlike any before.
Scientists furthered studies of the Higgs boson, neutrinos, dark matter, dark energy and cosmic inflation and continued the search for undiscovered particles, forces and principles.
Holiday guests will gravitate toward these physics cookies.