Christina writes on Twitter: “#wavewatching from a plane, approaching #Panama. @Meermini, do you know what causes those regular ‘wrinkles’?” and how could I resist writing a blog post about what…
I took the selfie above mainly to send to my mom from my vacation in Dornumersiel on the German North Sea coast. But then when looking through the hundreds of…
Here is a puzzle for you. Walking along a beach, first, the waves looked like this: One wave breaking at a time. That’s the situation you also see in the…
On our trip to the west coast yesterday, I observed something really cool: Sand roll waves (I think!) in the sand dunes! But before I get to that, this is the…
It’s bugging me that I don’t really understand what’s going on here or why… But look at how these eddies form on the beach right outside my window and for…