If you ask almost any of them, 'Do you stand behind your theory? Is this the answer?' I think almost everyone would say, 'No, no, no. I'm just trying to expand the range of possibilities.' We really don't know what's going on. Saul Perlmutter More Quotes by Saul Perlmutter More Quotes From Saul Perlmutter For almost a century, the Universe has been known to be expanding as a consequence of the Big Bang about 14 billion years ago. However, the discovery that this expansion is accelerating is astounding. If the expansion will continue to speed up, the Universe will end in ice. Saul Perlmutter end will speed universe This new understanding of processes on Europa would not have been possible without the foundation of the last 20 years of observations over Earth's ice sheets and floating ice shelves. Saul Perlmutter new foundation understanding earth I tend not to dwell too much on ultimates. Saul Perlmutter dwell much too too-much This is the kind of discovery that resonates. Saul Perlmutter resonates kind discovery The original project began because we know the universe is expanding. Everybody had assumed that gravity would slow down the expansion of the universe and everything would come to a halt and collapse. The big surprise was it was actually speeding up. Saul Perlmutter down know universe surprise You don't want to come out with anything that's wrong, of course, in a scientific, you know, a major scientific announcement, and so you're being so careful trying to check, well maybe it's this, maybe it's that, you're looking at every possible thing. Saul Perlmutter looking know you trying I am delighted, excited, and deeply honored. Saul Perlmutter am i-am honored excited