Scientific American

Trump’s order to release evidence for aliens obscures the scientific search for extraterrestrial life

The president on Thursday ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist

Obama Addresses UFO Remarks: Former President Clarifies “Aliens Are Real” Comment, No Evidence Seen

Former U.S. President Barack Obama has clarified his recent remark suggesting that “aliens are real”, explaining that while the topic of unidentified aerial phenomena (UAPs) is intriguing, he has
Public Broadcasting Service (PBS)

Obama shuts down alien buzz: 'no evidence during my presidency'

Former President Barack Obama said he did not see evidence that aliens “have made contact with us,” after sending social media abuzz by saying aliens were real on a podcast over the weekend.

Obama shuts down alien buzz and says there's no evidence they've made contact

Former President Obama has clarified comments he made about alien life on a podcast over the weekend.

Barack Obama clears up alien comments: ‘I saw no evidence’

Former President Barack Obama posted on Instagram Sunday that he did not see any evidence that aliens existed while he was president.