Archives—April 2015

Listening Under the Ice

image121598-horizThe watery world under winter’s ice is a mystery. It’s also a world full of sound. Now, as the days lengthen and the ice is retreating, researchers at Michigan Technological University are wrapping up their first winter season of underwater acoustic studies.

Learning more about acoustic properties underwater — and specifically under the ice — is important for designing acoustic communication networks and quiet underwater vehicles. These networks and vehicles have a range of applications. Environment monitoring is an example, encompassing everything from ice movement to the habits of aquatic critters to keeping tabs on chemical conditions.

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Lake Superior Celebration April 23

00IMG_0298aLake Superior Celebration:
6:00-8:00pm, Thursday, April 23, 2015; Michigan Tech’s Great Lakes Research Center

Michigan Tech’s Great Lakes Research Center was the site of a celebration of Lake Superior. The event took place from 6-8 p.m. Thursday. It was free and open to the public.

There was a variety of hands-on activities, GLRC tours (green roof and other sustainable features), energy efficient homes, wind turbines and draft dodger activities for youth.

See the Photo Gallery of the Lake Superior Celebration here

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