The former president was critical of President Trump, without ever naming him. Mr. Obama also urged Democrats to be plain-spoken, and talked about aliens.

In an interview on "The Late Show with Stephen Colbert," former President Barack Obama had some pointed words about the power of the executive branch.

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: PATRICK T. FALLON/AFP via Getty Images In the wake of Stephen Colbert‘s looming departure from his fan-favorite late-night talk show, the veteran comedian has come out to ...

The former President remains one of the most popular politicians in the country. What are his obligations to it?