A similar hearing last year brought extraordinary moments, including a retired intelligence officer alleging that the U.S. government has recovered nonhuman "biologics" from crash sites.
NASA is releasing a new report from advisers on what it would take for the agency to study unidentified anomalous phenomena (also known as UFOs) scientifically.
Lawmakers heard firsthand accounts of craft that are "beyond our current understanding of our technology," and allegations that the U.S. recovered non-human "bio remains."
