There are many glorious science-based terms when it comes to surfing. We all talk about swells, of course, the underwater energy that creates a breaking wave. But we'll look at swell angles and ...

A ripple tank can be used to investigate the frequency close frequencyThe number of waves produced each second. The unit of frequency is hertz (Hz)., wavelength close wavelengthThe length of a single ...

The interface between two facets of an artificial material known as a “Weyl phononic crystal” can not only negatively refract an airborne sound wave, it does so without reflecting it at all. This ...

In my previous Photography Snapshot, I discussed the importance of light and how it bounces to create images. We discovered that the most primitive form of photography was the camera obscura, which ...

It's faint, but squint a little and you might see the unusual sight of a rainbow pointing upwards in the skies above Sandy Bay, near Hobart. Yoav Daniel Bar-Ness has seen many rainbows in Tasmania, ...

This week, thanks to a question from Temple, New Hampshire resident Lorraine von Sneidern, the Curiosity Desk not only went chasing answers, we also went chasing rainbows. "Why are the rainbows that I ...