The shaking of minor earthquakes can feel like a garbage truck driving by. T-Rex is no plain old garbage truck though. The 64,000-pound "mobile hydraulic shaker" is designed specifically to make the ground rattle and jolt—all so scientists can study how the ground reacts to earthquakes.
via Gizmodo http://ift.tt/1u0Hnth http://ift.tt/1nJuS0Z
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