Unveiling the Sigma-Discrepancy in IR-Luminous Mergers I: Dust & Dynamics

Unveiling the three-dimensional structure of galaxy clusters: resolving the discrepancy between X-ray and lensing masses

Updated CMB constraints on Dark Matter annihilation cross-sections

Updated constraints on the cosmic string tension

Updating quasar bolometric luminosity corrections

Upper Bound of 0.28 eV on the Neutrino Masses from the Largest Photometric Redshift Survey

Upper End IMF Variations Deduced from HI-Selected Galaxies

Upper Limit on Dimming of Cosmological Sources by Intergalactic Grey Dust from the Soft X-ray Background

Use of delta N formalism - Difficulties in generating large local-type non-Gaussianity during inflation -

Using 21cm Absorption in Small Impact Parameter Galaxy-QSO Pairs to Probe Low-Redshift Damped and Sub-Damped Lyman-alpha System

Using a phenomenological model to test the coincidence problem of dark energy

Using Big Bang Nucleosynthesis to Extend CMB Probes of Neutrino Physics

Using clusters in SZE + x-ray surveys as an ensemble of rulers to constrain cosmology

Using CMB data to constrain non-isotropic Planck-scale modifications to Electrodynamics

Using CMB lensing to constrain the multiplicative bias of cosmic shear

Using Dark Matter Haloes to Learn about Cosmic Acceleration: A New Proposal for a Universal Mass Function

Using double radio relics to constrain galaxy cluster mergers: A model of double radio relics in CIZA J2242.8+5301

Using dwarf satellite proper motions to determine their origin

Using Faraday Rotation Gradients to probe Magnetic Tower Models

Using Faraday Rotation to Probe MHD Instabilities in Intracluster Media