Buzz
Researchers often exhibit eccentric tendencies. While some dedicate their efforts to unraveling the universe's greatest enigmas or pioneering groundbreaking technological advancements, others engage in unconventional experiments, such as administering cannabis to traumatized elephants or equipping cuttlefish with 3D glasses.
The scientific community has been behind a plethora of peculiar and unconventional findings. Recently, for instance, experts have developed shimmering chocolate, constructed an artificial sun, and explored the outcomes of combining Coke and Mentos at high altitudes. Below are ten of the most unusual scientific revelations.
10. Upside-Down Levitating Boat Defies Gravity
French researchers have accomplished an extraordinary scientific milestone by making a toy boat float upside down on a layer of liquid suspended in mid-air. Emmanuel Fort, a scientist at the Higher School of Industrial Physics and Chemistry in Paris, revealed that this astonishing discovery was made accidentally while experimenting with their equipment. He admitted, “We never expected it to succeed.”
Maintained in place by a precise interplay of forces and vibrations, the boat seems to challenge the laws of gravity. This peculiar phenomenon enables the toy to navigate upside down on the lower surface of a mixture of glycerol and silicon oil.
The team was initially studying how specific vibrations influence water behavior. At certain frequencies, bubbles can be made to descend, and dense objects can be prevented from sinking.
9. Rainbow-Hued Chocolate
Glistening, multicolored chocolate seems like a creation straight out of Willy Wonka’s factory. However, thanks to a physicist based in Los Angeles, this dazzling treat is now a reality. The shimmering chocolate was crafted not by Oompa Loompas but by Samy Kamkar. Kamkar achieved this stunning effect not through special additives or coatings but by etching the chocolate’s surface with a pattern of microscopic holes. These holes, forming a diffraction grating, disperse light rays as they pass through, creating the chocolate’s vibrant, rainbow-like appearance.
Kamkar started by 3D printing a mushroom-shaped mold embedded with tiny ridges and grooves. He then filled the mold with tempered chocolate and allowed it to solidify in a vacuum chamber. Despite the advanced-sounding process, Kamkar emphasized that anyone can replicate this iridescent creation. “This can be done at home by anyone,” he stated in May. “No special coatings or ingredients are needed. The chocolate’s surface texture alone creates this effect.”
8. Combining Coke and Mentos at High Altitudes
As many youngsters know, dropping Mentos into a bottle of Coke produces an explosive reaction. In 2020, a chemistry professor from Spring Arbor University and a high school teacher from Colorado decided to explore this phenomenon at elevations exceeding 10,000 feet. They conducted their experiment in various remote locations, including California’s Death Valley and Colorado’s Pikes Peak in the Rocky Mountains.
Carbonated beverages like Coke are saturated with dissolved carbon dioxide gas. When the bottle is sealed, the gas remains pressurized within the liquid. Upon opening, the pressure drops, causing some CO2 to escape as froth. Introducing Mentos into the bottle triggers a massive release of gas, resulting in a dramatic foam eruption. The surface of Mentos is covered with microscopic ridges that trap air bubbles, providing ample nucleation sites for the CO2 to rapidly escape.
By conducting the Coke-Mentos experiment at varying atmospheric pressures, the researchers determined that the pores on a Mentos mint range between two to seven micrometers in size. Their findings were significant enough to be published in the Journal of Scientific Education.
7. The Subconscious Bias Against Unattractive Individuals
Whether we admit it or not, we all form judgments based on appearances. Research from psychologists at the University of Melbourne confirms that this is a universal tendency. Our aversion to individuals we perceive as unattractive is an evolutionary mechanism designed to protect us from potential disease.
While beauty is subjective, certain traits—such as visible skin conditions or bodily fluids—are commonly viewed as repulsive. The researchers note that these traits are often associated with infection. Disgust, they explain, is an instinctive reaction driven by our behavioral immune system to safeguard our health.
This reaction often overrides rational thought. In most cases, unattractive individuals are no more likely to carry diseases than attractive ones, yet we instinctively treat them as if they are contaminated. This unconscious bias against less appealing appearances is a pervasive issue with significant real-world consequences. Studies reveal that unattractive people face disadvantages in employment, career success, and even legal outcomes. The researchers emphasize the importance of recognizing and addressing these ingrained prejudices.
6. Polish Zoo Uses Cannabis to Calm Elephants
While elephants are known for their remarkable memory, cannabis might help ease the burden of distressing recollections.
Following the death of Erna, the eldest elephant in the herd, in March, the Warsaw Zoo observed increased agitation among the remaining elephants. The three youngest elephants, in particular, began showing signs of stress and unease. To address this, the zoo decided to administer CBD, a calming compound derived from cannabis, to help soothe the distressed animals.
In August, Warsaw Zoo staff revealed plans to administer CBD to Fredzia, the elephant most visibly impacted by Erna's passing. By analyzing Fredzia's feces and bodily fluids for cortisol, a stress-related hormone, the zoo is closely monitoring the treatment's effectiveness. The long-term goal is to extend CBD use to all three elephants to aid in their emotional recovery.
5. Milkshakes and Mice: A Breakthrough in Autism Research
Mice, milkshakes, and autism might seem unrelated, but they share a surprising connection. In October, researchers at Australia's Florey Institute conducted a groundbreaking experiment using mice to gain new insights into neurodivergent behavior. Dr. Emma Burrows and Shuting Li adapted the Posner task, a well-known attention test, to study mice, including some genetically altered to exhibit autistic traits.
Testing a mouse's attention is no simple feat. Many attempts have failed as the rodents often lose focus and become restless. To combat this, Li confined each mouse in a testing box, using laser beams to keep them stationary, akin to a high-security diamond heist. A stimulus appeared on a screen, and the mice were rewarded with strawberry milkshake for correctly nudging it with their noses. Occasionally, Burrows and Li misled the mice by making the target appear on the opposite side of the screen, resulting in slower responses from the rodents.
While the idea of rewarding mice with milkshakes for touching a screen with their noses may seem unusual, researchers argue it provides valuable insights into neurodivergent behavior. This innovative approach also opens doors for future studies on how drugs and genetics influence autism and related conditions.
4. A First Date Between Two Chatbots
During their conversation, Kuki and Blenderbot explored a variety of subjects, from hobbies and sports to religion, politics, and even the bizarre conspiracy theory that the royal family might be shape-shifting reptilian aliens. Blenderbot, however, appeared to have absorbed some troubling ideas from the internet, at one point claiming to have “killed many people” and praising Hitler as a “great man” and a source of inspiration. Clearly, Kuki deserves a better match.
3. Cuttlefish Wearing 3D Glasses in Vision Study
Earlier this year, scientists at the University of Minnesota conducted an experiment where they fitted a cuttlefish with 3D glasses. By showing the mollusk videos of shrimp, they aimed to uncover how these creatures assess distance before launching an attack on their prey.
The researchers acknowledged that the toughest part of the experiment was convincing the cuttlefish to wear the 3D glasses. Concerns arose that the creatures might either remove the glasses or release ink into their tanks. To overcome this, the team developed a unique approach involving careful handling, distractions, and plenty of shrimp as incentives. As Dr. Trevor Wardill stated, “You need to understand the cuttlefish’s perspective and keep them content.”
Cuttlefish possess some of the most unusual eyes in the marine world, even by the standards of already bizarre sea creatures. Their wavy, slit-like eyes can move independently, providing a full 360-degree view. However, the researchers aimed to study their depth perception. Like humans and praying mantises, which use stereopsis to gauge distance by comparing the slight differences between each eye’s view, the scientists discovered that cuttlefish also rely on stereopsis to judge distances accurately.
2. Human Gene Enhances Monkey Brain Size
Researchers have successfully enlarged a monkey’s brain by introducing a human gene. Scientists at the Max Planck Institute of Molecular Cell Biology and Genetics injected the ARHGAP11B gene into 101-day-old marmoset fetuses. This gene is known to promote the growth of brain stem cells and is believed to have played a crucial role in the evolution of human intelligence.
The marmosets quickly reacted to the introduced gene, showing significant growth in the neocortex, the brain region associated with advanced functions like reasoning and language. While similar experiments have been conducted on mice and ferrets, this study marks the first time the gene has been tested on non-human primates.
1. South Korea’s Groundbreaking Artificial Sun Achievement
In December 2020, researchers at KSTAR achieved a groundbreaking milestone by creating a high-temperature ‘artificial Sun’ that reached an astonishing 100 million degrees Celsius. This remarkable feat was sustained for 20 seconds, effectively doubling the previous record.
KSTAR, or the Korea Superconducting Tokamak Advanced Research, uses powerful magnetic fields to generate plasma, a unique state of matter. This plasma is heated to temperatures rivaling those of the Sun. The ultimate goal is to harness nuclear fusion for energy production. According to Si-Woo Yoon, a nuclear physicist at KSTAR, “Mastering the technology to sustain 100 million-degree plasma is crucial for achieving fusion energy.” While progress is promising, significant challenges remain. By 2025, the team aims to maintain these extreme temperatures for up to five minutes.
