The fire that tore through the iconic Parisian landmark was undoubtedly devastating, but there has been a silver lining.
One social media user was so stumped by the discovery that they decided to post the photo online to see if anyone could identify it.
A strange incident involving a glowing silt pond would go on to spark a mystery that would endure for over four decades.
Used as a way to communicate with the 'other side', the infamous board seemingly had an adverse effect on the students.
Astrophysicist Martin Rees takes a renewed look at the question of whether or not we live in a universe of universes.
A meteor from another solar system landed on Earth back in 2014, but obtaining more information about it has proven challenging.
Take a walk on the weird side with this compilation of some of the weirdest stories ever to grace the pages of a newspaper.
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Creepy footage has emerged showing an eerie figure standing at the side of a stretch of open highway in the dark.
Here we take a look back at our most popular paranormal news stories of the last twelve months.
During a fierce battle in the early days of World War I, it was said that supernatural forces had appeared to aid the British Army.
The alleged entity was picked up on camera on a dark woodland path in Clumber Park, Nottinghamshire.
'Star people' or 'starseeds' believe that they are literal extraterrestrial entities who have come here from another planet.
The footage, which shows what appears to be an official address by the US President, has been doing the rounds online.
Astronomers seeking alien 'technosignatures' far out in space have suggested that black holes could be the key.
Astronomers at SETI have been using artificial intelligence to aid in their hunt for signs of intelligent alien life.
Archaeologists have discovered a 2,000-year-old tomb in Turkey that was sealed off to protect the living from the dead.
Biomedical Egyptologist Jenefer Metcalfe takes a look at how our understanding of mummification has changed over the years.
Archaeologists have released footage from inside the corridor which is situated above the pyramid's main entrance.
The find, which has been described as 'very important', could in fact be the first of many such discoveries.
Insect expert Michael Skvarla first came across the peculiar bug outside a shop in Fayetteville, Arkansas in 2012.
A rare and fascinating species of jellyfish has been spotted during recent efforts to explore the seas of the Antarctic Peninsula.
Researchers have discovered that a species of cicada exhibits the first and only known example of 'superpropulsion' in nature.
It might sound like the plot of a movie, but these so-called 'super pigs' are very much the real deal.
Over 40 years ago, a British policeman encountered something that would stick with him for the rest of his days.
What Dan Harary writes might be science fiction, but what he saw as a child one afternoon back in 1970 was very much the real deal.
Harvard’s Avi Loeb and the Pentagon's Dr. Sean Kirkpatrick have co-authored a new paper on the subject.
Tennessee Congressman Tim Burchett is certainly no stranger to making 'out there' claims about UFOs and aliens.
Scientists had been looking for evidence of active volcanism on the surface of Venus for years.
NASA has published images of the spacesuit that astronauts will be wearing when they next set foot on the Moon.
Scientists have been left scratching their heads over images of a peculiar phenomenon on the surface of Mars.
The head of space exploration at the UK Space Agency remains adamant that we are not alone in the universe.
Scientists have been studying an incredibly well-preserved bear that was found in the Siberian permafrost.
An incredibly well preserved flower dating back almost 40 million years has been the subject of a new study.
Ostriches are today's largest birds, but in the past - even these giants would have seemed relatively miniature.
Dating back one million years, the remarkably intact skull has been hailed as an important find by palaeoanthropologists.
Individuals representing the 'United States of Kailasa' reportedly managed to sneak into the United Nations twice last month.
An optical illusion that has been doing the rounds for years has resurfaced once again on social media.
Authorities are attempting to determine how an injured serval wild cat found in Ohio had the illicit drug in its system.
A woman from Chicago suffers from a severe form of pica - the abnormal compulsion to consume non-food items.
Eoin O'Faodhagain is no stranger to watching webcam streams of the iconic Scottish loch for signs of the legendary monster.
A strange shape not dissimilar to that typically associated with the Loch Ness Monster was recently sighted in the water.
President Andres Manuel Lopez Obrador sparked puzzlement and intrigue when he posted the image up on Twitter.
The remains of a creature described as a 'mer-monkey' have been kept at Japan's Enju-in Temple for decades.
The quantum world is thought to break some of our most fundamental intuitions about how the universe works.
Scientists have determined what causes a distinctive honeycomb pattern to form on the surface of natural salt pans.
Need an extra hand at work ? Before too long, you might actually be able to get one... quite literally.
Neuroscientist Andrey Vyshedskiy takes a look at the evolutionary history of our ability to imagine things.