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Two microphones aboard the six-wheeled spacecraft add a new dimension to the way scientists and engineers explore the Red Planet. Thanks to two microphones aboard NASA’s Perseverance rover, the mission has recorded nearly five hours of Martian wind gusts, rover wheels crunching over gravel, and motors whirring as the spacecraft moves its arm.
How could a simple word like obsolescence stir up so much trouble within the Defense Department? Obsolescence is defined as the process of becoming obsolete or the condition of being nearly obsolete. Dennis Fritz explains its connection to Defense.
