Sofia (almost 6) asks: How many waves hit the beach every day?
That’s a great question, Sophia! And one that is really difficult to answer. But I’ll try!
Category: #friendlywaves
Visualizing boundary layers using rheoscopic fluid
Or: How does momentum get transferred from a rotating tank to the water? I recently noticed — and it was confirmed by observations and student feedback that my friend Kjersti…
7 years of blogging! Celebratory wave watching with A LOT OF #friendlywaves
It doesn’t feel like it, but today marks the 7-year-anniversary of my first blog post on my “Adventures in Oceanography and Teaching”! To celebrate, I sent out this call to…
One of the most difficult #friendlywaves I’ve ever gotten! Did I get it right?
Florian sent me a #friendlywave — a wave picture he took, with hopes that I might be able to explain what is going on there. And this one had me puzzled…
Such a pretty #friendlywaves!
My long time Twitter friend Anne shared these beautiful pictures and I absolutely had to do a #friendlywaves post where I explain other people’s wave pictures. Take a moment to admire…
A #friendlywaves from Lofoten
A #friendlywaves post: you send me the pictures, I talk about physics! Today: My friend A sent me these lovely pictures from Lofoten, knowing I love wave watching. And there is…
A beautiful #friendlywaves from Spain
A reader of my blog, Rocío*, sent me this beautiful image from Arnao beach (Castrillón- Asturias-Spain), and I asked if I could use it in a #friendlywaves post. He agreed, so…
Christina’s #FriendlyWaves from Panama!
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…
#friendlywaves: You send me a picture, I (try to) explain the wave field!
Do you like observing wave fields and pondering what might have caused them? Why they look the way they do? What caused them? What they can tell us about the wind,…
Astrid sent me a #friendlywaves from Whitstable for remote #wavewatching
Astrid, #wavewatching supporter from Day 1, sent me these pictures for a #friendlywaves post. Today, I want to start with a spoiler picture (or, rather, I did start with a…
A #friendlywaves from Tampa, Florida
Anyone who might be new to my blog because of yesterday’s presentation at #SiPManc — please don’t be scared and run away, this is the most complicated #friendlywaves I have…
Some #friendlywaves from Berlin
My friend Alice is currently in Berlin, and as one does when visiting Germany’s capital city: She’s wave watching! I can only say: I approve! That’s what I always do…
Nena sent me some #friendlywaves from Lago Maggiore
This is a #friendlywaves challenge, where I try to explain other people’s wave photos and they tell me how I did. I love it when my friends see waves, think…
A #friendlywaves from Cyprus
My friend Alice (of the awesome Instagram @scied_alice and the equally awesome blog, which you should totally follow) sent me a #friendlywaves from her trip to Cyprus. She said that this was a…
Hijacking other people’s “good morning!” tweets to talk about a duck’s wake
A beautiful picture: the pink sky, purple clouds, a peaceful channel flowing in between lush greens that the calm water surface mirrors back, a bridge somewhere in the background, connecting…
Reflections in waves
After doing a #friendlywaves post from a Norwegian fjord yesterday, let’s do another one from somewhere south of Bergen, by my friend Arnt. Very different mood today! What I find…
A #friendlywaves from a field trip in a Norwegian fjord
The other day, my friend and co-author Pierré sent me pictures he took during fieldwork in a Norwegian fjord. As I, sadly, wasn’t there, all I can do now is…
I’m explaining your wave pictures: A #friendlywave from the Île d’Yeu, France
The whole #friendlywave thing (where I explain your wave picture) is starting off great! Here is one that reached my via my Twitter; link to thread here. What’s going on…
Roll waves, one of the more complicated #friendlywaves I’ve gotten over the years…
#friendlywave is the new hashtag I am currently establishing. Send me your picture of waves, I will do my best to explain what’s going on there! When it rains, it pours,…
Commissioned wave watching: Eckernförde edition on a beautiful calm and sunny Sunday!
Recently, more and more of my friends send me pictures of waves they spotted when walking along a lake side or taking a ferry ride. I love how contagious wave watching…
Awesome interference pattern in a Norwegian fjord
“Hei Mirjam. Bergen had it’s two days of allocated summer during the weekend of 22 – 23 July 2017 and Elsa and I decided to – in true Norwegian style…