We have good evidence that the universe we see around us is not forever. The universe started expanding from a hot dense state known as the Big Bang. The universe still is expanding and cooling, ...

Years before Hubble detected cosmic expansion ... the remnant glow of the universe’s thunderous launch. Ever since then the image of the big bang has shaped and directed the work of cosmologists ...

The "afterglow" of the universe is an important piece of evidence for the Big Bang. This background radiation also provides ...

Emma Chapman reviews Battle of the Big Bang: The New Tales of Our Cosmic ... the most incomprehensible ideas in science: that the universe began in an extreme, hot, dense and compact state, before ...

"Thanks to Einstein, we know that time and space are intertwined and, since the dawn of time in the singularity of the Big Bang, the universe has been expanding," Lewis said. "This expansion of ...