Read article 'Design principles of theoretical physics'
A CERN event explored new angles of attack on the biggest naturalness questions in fundamental physics, from the cosmological constant to the Higgs mass.
Read article 'Lost in the landscape'
20 years since coining the string-theory "landscape", Leonard Susskind describes the emerging connections between quantum mechanics and gravity.
Read article 'Back to the Swamp'
The "swampland" programme has led to a series of conjectures that have sparked debate about how to connect string theory with the observed universe.
Read article 'A theory of theories'
Effective field theory (EFT) is now seen as the most fundamental and generic way to capture the physics of nature at all scales, with applications ranging from LHC physics to cosmology.
Read article 'Joining forces for quantum gravity'
The International Society for Quantum Gravity aims to turn disagreement into a call for better understanding, say Bianca Dittrich and Daniele Oriti
Read article 'Snowmass back at KITP'
Theorists from the entire spectrum of high-energy physics convened to sketch a decadal vision in advance of the Snowmass Community Summer Study in Seattle this July.
Read article 'Artificial-neutrino experiments near precision era '
NuFact 2021 brought together experimentalists, theorists and accelerator physicists in pursuit of CKM-level precision in neutrino physics.
Read article 'Stealing theorists’ lunch'
Artificial-intelligence techniques have been used in experimental particle physics for 30 years, and are becoming increasingly widespread in theoretical physics. Anima Anandkumar and John Ellis explor...
Read article 'Loop Summit convenes in Como'
The workshop explored new perturbative results and methods in quantum field theory, collider physics and gravity.
Read article 'A relational take on quantum mechanics'
Carlo Rovelli’s Helgoland is a well-written and easy-to-follow exploration of quantum mechanics and its interpretation.
