Top news for December 21, 2008

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Galactic bloodlines: Many nearby star clusters originate from only three 'families'

Elephants seem to invent names for each other

Webb telescope reveals asteroid collision in neighboring star system

Small, cool and sulfurous exoplanet may help write recipe for planetary formation

NASA’s Webb Opens New Window on Supernova Science

Family Discovers Rare T. Rex Fossil in North Dakota

William A. Anders, 90, Dies; Flew on First Manned Orbit of the Moon

Researchers Uncover Significant Cognitive Differences Between Male and Female Brains

Night Moves: How Evening Exercise Can Slash Blood Sugar in Overweight Adults

Gliese 12 b: An exo-Venus with Earth-like temperatures