Question

According to the big bang theory, how long ago did the universe begin? 5 to 10 billion years ago 13 to 15 billion years ago 23 to 25 billion years ago 30 to 40 billion year ago

Answer 1

According to the standard theory, our universe sprang into existence as "singularity" around 13.7 billion years ago.

hope this helps!

Answer 2

According to the standard theory, our universe sprang into existence as "singularity" around 13.7 billion years ago.