Unveiling the super-orbital modulation of LS I +61 303 in X-rays

Update of Correlation Analysis between Active Galactic Nuclei and Ultra-High Energy Cosmic Rays

Update on tests of the Cen A neutron-emission model of highest energy cosmic rays

Update on the correlation of the highest energy cosmic rays with nearby extragalactic matter

Updated gravitational-wave upper limits on the internal magnetic field strength of recycled pulsars

Updated Results from the RICE Experiment and Future Prospects for Ultra-High Energy Neutrino Detection at the South Pole

Updating the orbital ephemeris of Her X-1; rate of decay and eccentricity of the orbit

Upper Bound on the Energy of Particles and Their Secondary Neutrinos

Upper limit on the cosmic-ray photon fraction at EeV energies from the Pierre Auger Observatory

Upper Limit on the Diffuse $ν_μ$ Flux with the ANTARES Telescope

Upper Limit on the Diffuse Flux of Cosmic $ν_μ$ with the ANTARES Neutrino Telescope

Upper limits for pulsars with MAGIC (2005/2006 observations)

Using Gamma-Ray Burst Prompt Emission to Probe Relativistic Shock Acceleration

Using H-alpha as a Tracer of the Emission Region of LS I +61 303

Using observations of millisecond pulsars to measure mass and radius of neutron stars and implications for equation of state of matter at high density

Using temporal distributions of transient events to characterize cosmological source populations

Using the Fundamental Plane of Black Hole Activity to Distinguish X-ray Processes from Weakly Accreting Black Holes

Using the Rosat Catalogue to find Counterparts for Unidentified Objects in the 1st Fermi/LAT Catalogue

Using the SED to locate the Gamma-ray emission site of powerful blazars

Using the X-ray Dust Scattering Halo of Cygnus X-1 to determine distance and dust distributions