Kirigami is a traditional Japanese art form that entails cutting and folding paper to produce complex three-dimensional (3D) ...

Diatoms turns a weird Victorian art craze into a solid competitive board game that also has a solo campaign. Read Keith Law's ...

Memorial Day is a perfect time to reflect upon what we can see of Seattle’s soul. And the triangle with the geometrically odd name of Pioneer Square Park is a good place to look.

Add a description, image, and links to the sketch-grouping topic page so that developers can more easily learn about it.

test assumptions about the contribution of the triangle shape, and capture clear documentation through pictures of the sound waves around the triangle. Using acousto-optic imaging to study ...

The triangle is a small instrument made of a metal rod bent into a triangle shape that is open at one corner. While small, its sound is distinct, with multiple overtones and nonharmonic resonance.

For the triangle, researchers captured proof that resonance occurs even with the notched, open corner, and it may occur in other instrument shapes as well. WASHINGTON, May 6, 2025 – The triangle ...