Experts explain what happened in the very first second after the Big Bang, during the creation of the universe. <br /><br />Thanks for watching. Follow for more videos. <br />#cosmosspacescience <br />#howtheuniverseworksseries <br />#firstsecondofthebigbang <br />#expaxsionofuniverse <br />#season3 <br />#episode4 <br />#cosmology <br />#astronomy <br />#spacetime <br />
