NPR's Michel Martin talks to Heath Mayo, founder of Principles First, about the group's upcoming summit featuring critics of Donald Trump, a bit of counterprogramming to this week's CPAC gathering.

A political conference in Washington, DC, that bills itself as the alternative to the Trump-aligned CPAC was evacuated on Sunday after a death threat made against several of its speakers who have been ...

Although the theory of lattice dynamics was established six decades ago, its accurate implementation for polar solids using the direct (or supercell, small displacement, frozen phonon) approach within ...

First principles is a term commonly associated with math, physics and philosophy. But they can be applied to great effect in marketing. Being first is a big deal. The first person to adopt a new ...