Can Variable Stars be Introduced to Children?
Can Vesta Have a Polar Cap?
Can We Already Estimate the Radius of the Universe?
Can we build up second generation stars in GCs directly from the ejecta of AGBs?
Can we coordinate multisite observations of Delta Scuti stars better?
Can We Detect Clumpiness in Supernova Ejecta?
Can we Detect Electrons from the Decay of Solar Neutrons
Can We Detect Intermediate-mass-ratio Inspirals with LISA?
Can We Determine Electric Fields and Poynting Fluxes from Vector Magnetograms and Doppler Measurements?
Can We Distinguish Outflows from Galactic Winds?
Can we find the Star of Bethlehem in Far Eastern Records?
Can We Hope to Detect Evolutionary Changes in Single Stars?
Can we improve upon "astronomical silicate"?
Can We Infer Statistically Valid Masses for the Kepler Planets?
Can We Observe Accreting, Isolated Neutron Stars?
Can We Observe Light Radioactivities in gamma -rays From Single AGB Stars?
Can we protect the Earth against impacts of comets and asteroids?
Can we send a spacecraft to the Sun?
Can we trust CO emission as a probe of the densities and temperatures of molecular clouds?
Can We Use STEREO/EUVI to Improve Boundary Conditions for Magnetic Modeling?