Articles About Sumatran Earthquake
- Author:
- Tom Silva
- Posted:
- 03.09.2010
Chilean Earthquake Shortened Day, Knocked Earth Off Its Axis
The 8.8 magnitude Chilean earthquake was so strong that it literally knocked the earth off its axis – permanently. Richard Gross, a research scientist at NASA’s Jet Propulsion Lab, calculated that the earth’s rotation changed so that the length of our day is now roughly 1.26 microseconds shorter. A microsecond is equivalent to one millionth […]