Top news for December 21, 2008

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Doctors Transplant Ear of Human Cells, Made by 3-D Printer

Elon Musk tells SpaceX, Tesla workers they must be in office at least 40 hours a week: report

Bending the Laws of Physics: Time Crystals “Impossible” but Obey Quantum Physics

Blue-whale-size asteroid to screech past Earth in close encounter on June 6

China proposes alien planet mission to hunt habitable worlds by scanning wobbling stars

Tobacco hawkmoths always find the right odor

It’s Time To Rethink Dog Breed Stereotypes

On This Day In Space: Nov. 18, 2013: NASA launches MAVEN orbiter to Mars

NASA's James Webb Space Telescope mission: Live updates

A Race Against Time: Quick Engineering Saves NASA’s MAVEN Spacecraft