NASA's UFO panel convenes to study unclassified sightings
According to NASA, the 16-member group will investigate civilian government and commercial encounters and other evidence.
The Pentagon's new probe into mysterious airborne occurrences is different from the team's.
After decades of dodging, NASA and Pentagon initiatives mark a turning moment for the U.S.
"UAP" has supplanted "UFO" in government jargon.
David Spergel, a former head of the astrophysics department at Prince University, is serving as the panel's chair.
The Pentagon revealed footage of unexplained aerial devices with speed and agility beyond aviation technology and no apparent power or flight-control features.