Question

According to modern cosmology, what is the approximate age of the universe?

Answer 1

In 2012, WMAP estimated the age of the universe to be 13.772 billion years, with an uncertainty of 59 million years. In 2013, Planck measured the age of the universe at 13.82 billion years.

source: https://www.space.com/24054-how-old-is-the-universe.html