Space & PhysicsFebruary 6, 2019
Have We Mismeasured the Universe?
New studies of the oldest light and sound in the cosmos suggest novel physics—rather than systematic errors—could explain an unsolved scientific mystery
Volume 2, Issue 2
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Features
The SciencesFebruary 22, 2019
How “Magic-Angle” Graphene Is Stirring Up Physics
Misaligned stacks of the wonder material exhibit superconductivity and other curious properties
Space & PhysicsFebruary 22, 2019
Hidden History of the Milky Way Revealed by Extensive Star Maps
Data from the Gaia spacecraft are radically transforming how we see the evolution of our galaxy
Departments
Advances
Wayward Satellites Test Einstein's Theory of General Relativity
Opinion
Microbes Might Be Key to a Mars Mission
The Moment We First Saw Ultima Thule Up Close
Be Kind to Extraterrestrials
News
Physicists Lay Out Plans for a New Supercollider
Ghostly Galaxies Hint at Dark Matter Breakthrough
The Universe's Fate Rests on the Hubble Constant—Which Has So Far Eluded Astronomers
Monster Magnetar Pinpointed as Trigger of Ultrabright Stellar Detonation
From the Editor