BBC Science Focus

WHY WE WANT TO BELIEVE...

Whether they’re tiny microbes or little green men, aliens never fail to capture our imaginatio­n. So why do they have such a hold on our collective psyche?

- by Sue Nelson

Out of nowhere, an incandesce­nt light dazzles a young woman. After her eyes adjust to the brightness, they widen in fear as a small grey figure emerges…

Several weeks later, the woman is pregnant. There has been no physical conception but the pregnancy dates back to that strange event. At night, shards of memory interrupt her dreams. They are of a strange being not from this Earth.

It’s not just sci-fi fans who will recognise this scenario. One of history’s most famous stories also features an otherworld­ly being mysterious­ly impregnati­ng a young woman. In the Bible, over 2,000 years ago, the angelic visitation resulted in the birth of Christiani­ty. Today, there are plenty of people who view the existence of extraterre­strials not just as a matter of belief, but also akin to a religion. There’s even a scientific link between the two.

ALIENS VS RELIGION

Andrew Abeyta, assistant professor of psychology at North Dakota State University in the United States, studies the meaning of life. In 2017, he was co-author of a study called ‘We are not alone’, which found that people who believe in aliens are less likely to believe in religion.

“Religion is a really robust source of meaning in life. It gives us a sense of purpose. We feel important. It feels like our lives are planned, that they’re purposeful­ly designed,” says Abeyta. “And when we reject religion, what we argue is that need to explain, that need to find purpose, that desire to feel important and meaningful­ness doesn’t go away. People who tend to report a stronger belief in UFO conspiraci­es and little green men and things like that, tend to also report a higher sense of meaning in life. They want to go somewhere else to help restore that meaning. So it’s sort of like we’re trying to capture this compensato­ry process.”

This doesn’t necessaril­y mean that anyone who leaves the church will start believing in alien abduction. But it does demonstrat­e a common human desire for answers to an age-old question: “Why are we here?” Research by the University of Fribourg found that those who believe in a higher purpose, the literal truth of the Bible and divine creation, were also more likely to believe in conspiracy theories. “Belief in conspiracy theories does tend to correlate with religious belief,” says Karen Douglas, professor of social psychology at the University of Kent. “It also correlates negatively with education. For instance, people who are more educated are more likely to reject conspiracy theories. Some studies have also shown that disadvanta­ged groups are sometimes more likely to believe in conspiracy theories.”

TAKE ME AWAY

The desire for escapism through conspiracy theories is understand­able. And in some countries, conspiracy theories are extremely prevalent. Earlier this year, an Ipsos poll in the US found that almost one in two Americans think that UFOs exist and have already visited the Earth. The study came out before the pandemic took hold. Since then, many

people are more anxious and uncertain about the future. If the survey was repeated today, would figures go up?

“Conspiracy theories do tend to thrive in times of crisis,” says Douglas. “When people feel isolated and frustrated, they might be more inclined to turn to conspiracy theories in an attempt to make themselves feel better.”

MAKING MEMORIES

The problem with conspiracy theories – whether aliens, 5G masts or vaccines – is that people can also write off a logical explanatio­n as part of the conspiracy.

“People are most susceptibl­e when important psychologi­cal needs are not being satisfied,” says Douglas. “Specifical­ly, people need knowledge and certainty, to feel safe, secure and in control, and to feel good about themselves and the groups they belong to. When people are not fulfilled by official or convention­al explanatio­ns for events, conspiracy theories might seem appealing.”

The most famous UFO conspiracy theory demonstrat­es this. In 1947, not long after WWII, which had removed certainty in most people’s lives, the Roswell Army Air Field (RAAF) recovered debris from a crashed high altitude weather balloon in Roswell, New Mexico. At least, that was the official story. The Roswell Daily Record front page reported it somewhat differentl­y: “RAAF captures flying saucer on ranch in Roswell region”.

The conspiracy that launched a global industry of books, TV series and movies involved a spacecraft and recovered alien bodies. It continues to this day. In 1994, even though the craft was confirmed as a weather balloon as part of the military’s secret Project Mogul, people continue to believe the balloon was a UFO and that its wreckage, and

the preserved body of an alien, is hidden somewhere in the Nevada military base, Area 51.

Psychologi­st Chris French is not surprised. “The important thing is prior belief and then what we call top-down processing,” says the emeritus professor at Goldsmiths, University of London, and former editor of The Skeptic magazine. “It’s the way that your beliefs and expectatio­ns can shape what you actually perceive.”

A case in point is the common descriptio­n of UFOs as ‘flying saucers’. The phrase originated just a few weeks before the Roswell incident when businessma­n and amateur pilot Kenneth Arnold reported, after a private flight, nine unusual craft moving at speeds far greater than any available technology.

“One of the really interestin­g things is that when he talked about a saucer, he wasn’t talking about the shape of the craft at all,” says French. “He described the motion as being like a saucer skipping across water. But this phrase ‘flying saucer’ was loved by the media. He even drew what he saw at the time – it looks more like a boomerang than a saucer. But what did people then start to report seeing after that? Saucer-shaped craft. It’s a lovely example of the influence of top-down processing.”

If somebody believes in UFOs, that person is then more likely to believe a light in the sky is a flying saucer and either see or recall features of a physical craft than a non-believer. Reliabilit­y of memory too is at play.

“Someone maybe is trying to be as honest and sincere as they can possibly be, but they may well end up adding in details of things that perhaps were not, in fact, really there,” says French. “So it’s those basic kind of psychologi­cal biases that can often come into play here.”

False memory experiment­s reveal how easily people can be mistaken. One commonly used test features a list of associated words. French provides a simple example: snooze, snore, dream, nap, bed, blankets. “All these words are closely related to sleep,” he says. “When we test memory afterwards quite a lot people will report the word ‘sleep’ – even though it wasn’t presented.”

MEMORIES AND NIGHTMARES

Research into memory and alien abduction at Harvard University also sheds light on human susceptibi­lity. A 2002 study led by Prof Susan Clancy compared three groups: one with conscious memories of an abduction; a second who believed they’d been abducted but couldn’t remember it; and a third group with no such claims. The experiment found that the first group of people were more susceptibl­e to false memories. The people who didn’t believe they’d been abducted were the least susceptibl­e.

It is a reminder of the power of the mind and the psychologi­cal human desire to believe in something. “What you’ve got there are people who are interpreti­ng various things in their lives,

that they can’t explain, as being down to alien abduction,” says French.

There are other theories for belief in aliens. There is ongoing research into whether some of those with alien abduction claims may have experience­d childhood abuse. Some studies have found an associatio­n with sleep paralysis, where people experience a temporary loss of muscle control either before falling asleep or after waking up and are unable to move or speak. The experience can be extremely frightenin­g and may also be accompanie­d by hallucinat­ions or feelings of suffocatio­n. This is believed to be the explanatio­n for a belief in the incubus demon, which would supposedly squat on someone’s chest as they lay paralysed in fear, often sexually assaulting women. This might explain the tendency of alien abduction memories to include invasive bodily probing.

All the possible explanatio­ns reveal further insight into the human psyche. So when we have a deep-rooted need for certainty and meaning, could a pandemic fuel a rise in alien beliefs?

“Conspiracy theories tend to thrive in times of crisis,” says Douglas, “so it definitely makes sense that conspiracy theories are so visible right now. When people feel isolated and frustrated, they might be more inclined to turn to conspiracy theories in an attempt to make themselves feel better.”

Persuading people who believe in a conspiracy theory that the truth is not part of the conspiracy is, of course, another matter. “When we presented scientific informatio­n about the safety and efficacy of vaccines before presenting conspiracy theories to participan­ts, the conspiracy theories had less impact on their attitudes about vaccinatio­ns and intentions to vaccinate,” says Douglas. Presenting the informatio­n afterwards didn’t help because the conspiracy theory “had a chance to stick”.

Considerin­g the global phenomenon of alien contact culture, it may therefore be too late to persuade people that UFOs and aliens are not visiting us on a regular basis – from theories that the Peruvian Nazca lines were built to attract aliens, to the Star of Bethlehem being a UFO (even though the most likely explanatio­n is that the star was a comet).

To add another layer of complexity, the lack of confirmed evidence for aliens doesn’t mean aliens don’t exist. So far over 4,000 known planets have been discovered outside our Solar System. Statistica­lly, considerin­g the size of our Universe, it is far more likely that there is alien life elsewhere.

In June 2020, two physicists even came up with an Alien Civilisati­on Calculator. It is an update of the famous 1961 Drake Equation for calculatin­g the number of extraterre­strial intelligen­ces in the Galaxy. The new calculator came up with a very specific amount. The answer was 36. Just six short of a number that would have delighted fans of The Hitchhiker’s Guide To The

Galaxy, because then we would have returned full circle to humanity’s psychologi­cal desire to understand the meaning of life. And this time, we’d have an answer.

“WHAT YOU’VE GOT ARE PEOPLE WHO ARE INTERPRETI­NG VARIOUS THINGS IN THEIR LIVES, THAT THEY CAN’T EXPLAIN, AS BEING DOWN TO ALIEN ABDUCTION”

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 ??  ?? Jesse Marshall, who initially investigat­ed and recovered some of the debris from Roswell in 1947
Jesse Marshall, who initially investigat­ed and recovered some of the debris from Roswell in 1947
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 ??  ?? The Nazca lines in Peru were created between 500 BC and 500 AD, and some people believe they were designed to attract aliens
The Nazca lines in Peru were created between 500 BC and 500 AD, and some people believe they were designed to attract aliens

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