Is it Useful to Have a Clear-cut Definition of Life? On the Use of Fuzzy Logic in Prebiotic Chemistry

Is Kakangari a unique chondrite?

Is life the rule or the exception? The answer may be in the interstellar clouds

Is Mars a spaceship, too

Is Mars Alive?

Is Mars Alive?

Is Matter Inanimate - Protobiological Information from Within

Is minisuperspace quantization valid\?: Taub in mixmaster

Is NGC 3347 a variable spiral galaxy?

Is Olivine Speedometer a Reliable Tool to Constrain Thermal Story of SNC Meteorite?

Is random noise causing a poor correlation between the Lunar Prospector TiO2 data and Clementine UVVIS-color ratio?

Is recent volcanism at Central Elysium Planitia similar to large terrestrial igneous provinces?

Is space finite?

Is submarine groundwater discharge predictable?

Is Taiwan the result of arc-continent or arc-arc collision?

Is the 2MASS Dipole Convergent?

Is the airborne fraction of anthropogenic CO2 emissions increasing?

Is the Alfvén-wave propagation effect important for energy decay in homogeneous MHD turbulence?

Is the Apparent Acceleration of the Universe Expansion Driven by a Dark Energy-Like Component or by Inhomogeneities?

Is the Bangweulu Basin in Zambia the Eroded Remnant of a Large, Multiring Impact Crater?