5
A space rock that nobody had noticed until after it had passed us by proved quite a surprise last week.
11
Several prominent unexplained incidents have occurred in the US state over the last 80 years.
5
A roadside monument dedicated to a UFO sighting that happened in 1955 has recently been taken down.
7
Another world relatively close to home is now thought to be a promising place to look for signs of alien life.
12
Something large appeared to be lurking just beneath the surface of the loch back in September.
11
Later this month, researchers will be heading to Nikumaroro to look for direct physical evidence of Earhart's plane.
12
The breakthrough could soon make it possible for human babies to be born without a biological mother.
6
The mysterious material, which is strewn across southern Australia, is found nowhere else on Earth.
2
Scientists have discovered evidence of methane gas on Makemake - a tiny world situated beyond the orbit of Pluto.
9
The US President unexpectedly announced the move which could help to solve the mystery once and for all.
20
The incident involved sightings of an unidentified object followed by an extensive search-and-rescue operation.
13
A new analysis of a skull found in China has rewritten the history books on when and where modern humans arose.
11
The man had reportedly opened fire at the main gate to the Nellis Air Force Base around 80 miles from Groom Lake.
9
The defense giant has revealed what it describes as a 'Group 5 survivable and lethal collaborative combat aircraft'.
24
Two residents managed to capture footage of the object when it appeared above the city back in August.
27
A recent lake monster sighting saw a stunned witness record footage of something moving across the water.
18
A firm in China has developed human-like faces for robots that are eerily realistic and capable of expressing emotions.
3
The famous radio telescope was once part of efforts to send messages to extraterrestrial civilizations.
0
Archaeologists have found the remains of a 2,000-year-old port to the west of Alexandria, Egypt.
13
Spherules thought to be fragments from an interstellar meteor have been subjected to new research and analysis.