The SciencesMay 21, 2013
Origin of the Universe
Cosmologists are closing in on the ultimate processes that created and shaped the universe
Stories by Michael S. Turner
The SciencesSeptember 1, 2009
The Origin of the Universe
Cosmologists are closing in on the ultimate processes that created and shaped the universe
Space & PhysicsSeptember 23, 2008
The Expanding Universe: From Slowdown to Speed Up
Distant supernovae are revealing the crucial time when the expansion of the universe changed from decelerating to accelerating
The SciencesJanuary 1, 2006
A Cosmic Conundrum
A new incarnation of Einstein's cosmological constant may point the way beyond general relativity
The SciencesSeptember 1, 2004
A Cosmic Conundrum
A new incarnation of Einstein's cosmological constant may point the way beyond general relativity