Permafrost as a microbial habitat: extreme for the Earth, favorable in space

Permafrost on Mars

Permafrost on Mars: distribution, formation, and geological role

Permanent Polar CO_2 Caps on Early Mars

Permeability enhancement in the shallow crust as a cause of earthquake-induced hydrological changes

Permian-Triassic boundary magnetostratigraphy from the Southern Alps (Italy)

Permo-Pennsylvanian palaeotemperatures from Fe-Oxide and phyllosilicate δ18O values

Persistence and NIP in the characteristic sequence

Persistence of armor layers in gravel-bed streams

Persistent curvature and cosmic censorship

Persistently strong oceanic CO2 sink in the western subtropical North Pacific

Personal Equation in the Tabulation of Thermograms, &c.

Personality, social support and affective states during simulated microgravity in healthy women

Perspective for Testing Dark Energy Scenarios with Advanced Ligo Type Gravity Wave Experiments

Perspective Lunar exploration instrumentation based on the methods of nuclear physics

Perspective of solar neutrino experiments.

Perspectives on Dark Energy

Perspectives on space science

Perturbation of higher-genus surfaces in (2+1)-dimensional gravity with a cosmological constant

Perturbation of stress and oceanic rift extension across transform faults shown by earthquake focal mechanisms in Iceland