Dirac equation in spatially homogeneous cosmological models.

Dirac equation in standard cosmology: time evolution.

Dirac neutrinos in early cosmology

Dirac's continuous creation cosmology and the temperature of the Earth

Dirac's Cosmology

Dirac's Cosmology and Mach's Principle

Dirac's cosmology with varying cosmological constant

Dirac's Theory of Physical Vacuum: Continuation of Bose's Logical Errors

Direct Analysis of Type Ia Supernovae Observed by The Nearby Supernova Factory

Direct and indirect detections of dark matter in the Littlest Higgs model with T-parity

Direct comparison of astronomical and 40Ar/39Ar ages of ash beds: Potential implications for the age of mineral dating standards

Direct dating of hydrothermal W mineralization: U Pb age for hübnerite (MnWO4), Sweet Home Mine, Colorado

Direct dating of sulfides by Rb---Sr: A critical test using the Polaris Mississippi Valley-type Zn---Pb deposit

Direct dating of weathering phenomena by 40 Ar / 39 Ar and K-Ar analysis of supergene K-Mn oxides

Direct Detection of Cosmological Dust

Direct Detection of Dark Matter

Direct detection of variable tropospheric clouds near Titan's south pole

Direct Detection of WIMPs

Direct detection rates of neutralino WIMP in MSSM

Direct determination of extragalactic distances from the 21 centimeter line width and the method of 'sosies'