By: Clara Moskowitz Published: 02/18/2013 09:48 AM EST on SPACE.com BOSTON — Big news in the search for dark matter may be coming in about two ...

Have you ever heard the term string theory and wondered WTF it means? When it comes to theoretical physics, it seems like there are a lot of larger-th...

Editor's Note: This article originally published in July 2012 when scientists discovered a subatomic particle that could be the Higgs boson. Have y...

Stephen rarely does public talks anymore. When he does, he draws an impressive crowd. And most of the people sitting in those seats are unaware of the effort that goes into composing the script he will follow over the course of the evening.

How can a universe full of galaxies and stars, and planets and people, including philosophers, arise naturally from an initial condition in which none of these objects -- no particles, no space, and perhaps no time -- may have existed?