🤓 hummingbird hawk moth, in Yorkshire!

In materials science, much of the interesting stuff happens at interfaces.
Similarly, you're not getting rainbows without sun and showers.

Please show me your pretty campuses in springtime 🐣🌱

@york.ac.uk starting us off with lots of greenery 😊

Incoherent wave summation

Coherent wave interference

Not so much of a view on today's soggy commute! 🌧🌊