Description

Comet NEOWISE is in the sky - learn all about it and comets in general!

• The Earth hums with normal modes - learn how scientists are picking them up with seismometers on the bottom of the ocean.
• Deen, M., et al. "First observation of the Earth's permanent free oscillations on ocean bottom seismometers." Geophysical Research Letters 44.21 (2017): 10-988.

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John Leeman

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Shannon Dulin

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