A man is scrambling to find a spherical egg that can be placed inside his bespoke spherical egg cup. Simon Balch, 49, was inspired to make what he believed to be the first spherical egg cup after ...

This video explores how spherical trigonometry was developed and applied in Islamic scholarship, highlighting its role in astronomy, navigation, and scientific study through history. Chevron reacts to ...

Abstract: This study investigates optimal three dimensional antennas for adaptive applications. The choice of the antenna element distribution on the spherical surface is governed by the desire to ...

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...

Discover the key factors for choosing the perfect SPBs for your robot. Explore the pros and cons of the various types and learn best practices for assembly in linkages. An SPB comprises three main ...

THE author of this book, who is one of the naval instructors on H.M.S. Britannia, has brought together the most important rules which are used in the solution of spherical triangles, and, after ...

IN modern treatises on crystallography, the crystal is imagined projected radially on the surface of a sphere, and the spherical triangles so obtained are dealt with by spherical trigonometry.

As a girl growing up in 1960s Ohio, Sherry Davis wasn’t allowed to wear jeans, so she learned to sew. At 16, she crafted her first pair — light blue hip-huggers with elephant bell bottoms. "They were ...