The object, which became the topic of intense study and debate last year, is still throwing up some surprises.
The incident has been linked to the disappearances of several other prominent scientists and military officials.
The peculiar skulls, which exhibit strange, elongated craniums, have been the topic of debate and intrigue for years.
The object took around one hour to pass in front of the star and nobody is quite sure what it could be.
William Neil McCasland may have met up with some members of US Space Force the night before he disappeared.
The shifting of mass from one part of the Earth's surface to another is gradually increasing the length of a day.
A woman who was placed in a medically induced coma experienced something she would never forget.
The ancient wonder of the world has stood for 4,500 years - but why haven't earthquakes caused it to collapse?
There's a chance that evidence of alien life has been under our noses for years and we have failed to see it.
For years, scientists have attempted to explain the nature and purpose of the huge stone jars littering the landscape.
A space rock the size of a basketball court is due to make its closest approach of our planet later on this evening.
The infamous vessel was found adrift and deserted in 1872, sparking a mystery that would endure for over 150 years.
The BBC recently unearthed the peculiar tale of a man who was imprisoned for biting a policeman... even though he didn't.
A new type of gargantuan dinosaur that was longer than Diplodocus has been identified by researchers in Thailand.
An ambitious new mission to the red Planet could demonstrate, for the first time, nuclear electric propulsion in action.
Researchers now suggest that the 14th-century religious epic may have had a much different underlying meaning.
Scientists have identified a peculiar crystal that, under normal circumstances, shouldn't be able to exist on Earth.
A woman who was approaching 30 managed to spend two weeks attending classes at the school.
55-year-old Ingrid Honkala believes that she has experienced a glimpse of what happens after we die.
As many as 17 individual earthquakes were picked up in the vicinity of the secretive facility in the Nevada desert.