Announcing the decision in a social media post on Friday, US President Trump described Aaron Lukas as “highly respected.”

Pilots and astronauts detail unexplained aerial encounters in declassified UFO files

Commencement speakers want new graduates to feel optimistic about artificial intelligence — instead students are booing. New grads tell Josh Marcus that their fury about doddering policymakers and

The former Democratic congresswoman said she would be leaving her job following her husband’s cancer diagnosis.