14 March 2011

How the Japan Earthquake Shortened the Earth Day | Japan Earthquake & Tsunami | Natural Disasters, Earth Tilt & Earth's Axis | Space.com

How the Japan Earthquake Shortened Days on Earth

Date: 13 March 2011 Time: 12:22 AM ETu
Gross refined his estimates of the Japan quake's impact – which previously suggested a 1.6-microsecond shortening of the day – based on new data on how much the fault that triggered the earthquake slipped to redistribute the planet's mass. A microsecond is a millionth of a second. [Photos: Japan Earthquake and Tsunami in Pictures]  

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