The worker photographed two objects - one disc-shaped and one triangular - that hovered in the sky for 10 minutes.
Photographs of these peculiar jelly-like objects were recently shared on social media by state wildlife officials.
Divers are searching the lakebed for an anomalous object that has shown up on sonar images.
A short clip showing a strange object moving rapidly across the sky has been doing the rounds on social media recently.
An unreleased video reportedly exists that shows an unknown object interfering with a nuclear missile.
The Harvard astronomer discovered the objects on the sea floor while searching for pieces of an interstellar meteorite.
The international team of astronomers describe their intriguing discovery and explore what it could be.
The object, which was only visible using thermal imaging cameras, seemed to have appendages dangling from its underside.
The witness, known only as John Doe, was one of several to see a strange object over Canada more than 50 years ago.
The object was captured on camera during a livestream of aircraft activity over Los Angeles International Airport (LAX).
The Harvard astronomer and his team had found the objects while searching for fragments of an interstellar meteorite.
Two separate incidents involving passenger airliners narrowly avoiding unidentified objects were detailed in the reports.
Florida, California and New York remain some of the top places in the United States to see a UFO.
The telescope has discovered pairs of flee-floating planet-sized objects that have been dubbed 'JuMBOs'.
UFOs are typically observed in the sky, but there have also been numerous sightings of objects emerging from beneath the waves.
UFOs are not an exclusively modern phenomenon - people have been seeing objects in the sky for thousands of years.
The rather unusual object was captured on camera in Jezero Crater by the Perseverance rover earlier this month.
The unidentified object, which has been likened to one of the eggs from the movie 'Alien', was found off the coast of Alaska.
An astronomical object resembling the curious symbol has appeared in the background of an image of the Vela Constellation.
Astronomers have been attempting to understand the nature of a distant object known only as GPMJ1839-10.