shadow – Adventures in Oceanography and Teaching

Observe a fresh water layer (with your eyes, not a CTD!)

mglessmer — Tue, 07 Jun 2016 10:12:14 +0000

Sometimes you actually see fresh water layers (see with your eyes, not a CTD or some other instrument) floating on top of denser waters, not only in your kitchen and with the help of dye, but for real. In this case, you see the layers because the shadow of a pole appears twice — once […]

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As frost starts melting, and the roof is getting dry, oh! The sun is up.

mglessmer — Mon, 19 Oct 2015 09:09:37 +0000

My office looks out directly onto the roof of our main lecture theatre, and it is fascinating how much you can observe just by looking out of a window and onto a roof. Below is a picture of one of the first cold mornings we had this year. As the sun rose, more and more of […]

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