"The singularity is the most mysterious and problematic part of a black hole. It's where our concepts of space and time ...

Researchers show that Cartan's First Structure Equation ... in the same form as a basic mathematical formula that governs the behavior of electric currents and magnetic fields.

The Air Force has lengthened the capstone event that all recruits face at the end of basic training to make sure that airmen sweat in training so they don’t bleed in war. The first boot camp ...