Psychological Arrow of Time

There is no 'at the same time as' until the universe has differentiated to the point where one event can be temporally related to other events via an observer. By most popular accounts, the universe started with a bang some 13.8 billion years ago. But what happened before the Big Bang? And how do we know it happened at ... Jun 30, 2007 ... The idea that the universe erupted with a Big Bang explosion has been a big barrier in scientific attempts to understand the origin of our expanding universe. ... before and blah blah blah blah blah, but at the time of the poem, there was a belief that what existed before the big bang was something called the singularity. Dec 9, 2024 ... To those who lived before the 20th century, even if these events took place an hour later, everything would happen in the same way: the time ... What Is It. The Big Bang theory is the prevailing theory about the “birth” of the universe. It posits a singularity, or super ... Jun 25, 2012 ... ... the universe, yet all of them happened at the same time. and ... Before the so called Big Bang there was nothing, no space, no time ... Until 14 billion years ago, the universe was contracting. It reached a minimum size at the Big Bang (which we call t = 0) and has been expanding ever since. ( ... Apr 9, 2008 ... Until very recently, asking what happened at or before the Big Bang was considered by physicists to be a religious question. Until recently, scientists could only guess at what lay past the edge of space-time. However, as pioneering theoretical physicist Laura Mersini-Houghton ...