the big bang
Apr 2, 2014 — Evidence of ultra-fast cosmic expansion forces us to confront the possibility that the multiverse exists. But how will we ever know? It's a problem that could leave us tangled up in knots.
Mar 26, 2014 — Scientists last week revealed evidence of gravitational waves from the very beginning of the universe. Commentator Marcelo Gleiser asks: Are we closer to understanding creation itself?
Mar 18, 2014 — Andrei Linde, one of the founding fathers of cosmological inflation, answers the door to the news that his theory appears to have been confirmed.
Mar 17, 2014 — The very first moments of the universe hold secrets we'd very much like to know. Commentator Adam Frank says news today takes us a step closer to understanding the origins of the cosmos.
Feb 4, 2014 — When did it first become possible for life (as we know it) to appear in the cosmos? The answer seems obvious now. But it arrived, unexpectedly, in the shower. It's a story that tells us a lot about how creativity works in science.
Oct 29, 2013 — Carl Sagan, an astronomer with the soul of a poet, liked to remind us that we were all made of "star stuff." It was, without a doubt, one of his most beautiful images. Astrophysicist Adam Frank says it's not just an abstract concept; you can reach out and feel it in the space dirt covering your ride.
Mar 27, 2013 — Can science ever explain the origin of the Universe? Commentator Marcelo Gleiser suggests caution and humility as scientists face this very difficult question.
Jun 12, 2012 — The sky is really, really scary. It's full of explosions, collisions and deadly cosmic rays. It's full of good reasons to develop a healthy dose of existential dread, something NYT columnist Maureen Dowd can relate to.
Jun 6, 2012 — Can we explain the origin of all things from nothing? First we need to understand what nothing means and how the human mind creates.
Jan 11, 2012 — Did time start with the big bang? What's outside the universe? Here are answers to these and other questions you always wanted to ask about the universe.