Yesterday, I wrote about the core concepts needed to understand quantum physics, which is one of the two pillars of modern physics. The other, of course, is the theory of relativity, the full and ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. We all know and love the world's favorite theory of gravity: general relativity (GR), first ...

Though there is an overwhelming amount of information floating around out there about the theory of relativity in all her guises, I was stumped last week when my eight year old nephew asked me to ...

Max Talmey, a friend of Albert Einstein’s during his school years, has just published a book to which Professor Einstein has given special commendation because of the lucid manner in which the author ...

Paul Sutter is an astrophysicist at The Ohio State University and the chief scientist at COSI science center. Sutter is also host of "Ask a Spaceman" and "Space Radio," and leads AstroTours around the ...

It stands among the most famous theories ever created, but the general theory of relativity did not spring into being with a single, astonishing paper like the special theory of relativity in 1905.

AT the beginning of 1929, Einstein published his unified field theory of gravitation and electro-magnetism, based on the concept of parallelism at a distance with respect to four orthogonal vectors of ...