Spheres have always been seen as a rather fantastical form for a building. Yet the sphere is in a geometric sense the most efficient form there is – and new technical innovations are making it easier ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

In this work, the divergence and curl operators are obtained using the coordinate free non rigid basis formulation of differential geometry. Although the authors have attempted to keep the ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Forbes contributors publish independent expert analyses and insights. Linda Darling-Hammond is an expert on education research and policy. PISA scores reveal deep problems in how the United States ...

Scientists have released the first X-ray images of a mysterious, sphere-shaped object recovered in Colombia, which locals claim is of alien origin. The so-called 'UFO' was spotted in March over the ...

In an article published in the journal Bioinspiration & Biomimetics, scientists have successfully replicated collective movements with spherical robots by drawing inspiration from the visual ...

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Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

Is your feature request related to a problem? Please describe. During the pvlib user session at PVPMC Europe, someone asked for more explanation regarding the different angles that are used in pvlib.