What is the earliest point in the universe that we can observe?
Why can’t we see back further than this?
If the cosmic microwave background was generated by a 3000 K
plasma why does it have a blackbody spectrum of a 2.73 K
object?
Which fundamental force is the first force to separate from the
other forces? What is the second?
Plz answer all questions i posted, it's my last question can be
posted in this month, or i definitely...