In the Monday, Sept. 30, installment of their 'Amy & T.J.' podcast, Amy Robach and T.J. Holmes revealed they are living together thanks to Robach's 21-year-old daughter, Ava.

“Robach and I have been living together full time, as of two weeks ago,” Holmes, 47, said on the Monday, September 30, episode of their "Amy and T.J." podcast.

Now, researchers have found living microbes in a rock sample dated to be 2 billion years old. “We didn’t know if 2-billion-year-old rocks were habitable.