Joe Polchinski’s Restless Pursuit of Quantum Gravity
The pot-stirring string theorist and quantum gravity theorist never sits still for long.
Scientists Unveil New Inventory of Universe’s Dark Contents
The first major results from the Dark Energy Survey signal the start of a new era of cosmology.
Pentagon Tiling Proof Solves Century-Old Math Problem
A French mathematician has completed the classification of all convex pentagons, and therefore all convex polygons, that tile the plane.
Juan Maldacena, Pondering Quantum Gravity by the Pond
One of the world’s preeminent theoretical physicists seeks a quiet place to think.
Where Gravity Is Weak and Naked Singularities Are Verboten
Recent calculations tie together two conjectures about gravity, potentially revealing new truths about its elusive quantum nature.