A 3D shape with all straight edges and flat faces is a polyhedron. Other 3D shapes with least one curved surface are not polyhedra. A 3D shape with regular polygonal faces, meeting at equal angles ...

Soft cells’ — shapes with rounded corners and pointed tips that fit together on a plane — feature in onions, molluscs and ...

If you really want to be a wine expert, you must know the unique names of each of the wine bottle sizes and shapes as well as ...

Mr. Singal is the author of “The Quick Fix: Why Fad Psychology Can’t Cure Our Social Ills.” Long before Reddit users discovered the firefighter Les McBurney, humans were fascinated by the ...

In the 1930s, a mathematician by the name of Nicolas Bourbaki ... Out popped a new shape. One never seen or imagined by ...

For Wobble Sphere, [Robin] took the same spring and LED units, broke them into a collection of hexagonal and pentagonal PCBs, and wrapped the whole thing up into a 72-sided polyhedron. There’s ...