Science and facts

The strongest rock net ever put to the test Science and facts💡

Why Power Lines Don’t Shock Birds - Why can birds sit safely on power lines, and when can electricity become dangerous for them? Discover the surprising science behind it. Science and facts💡

A new organ has been found behind your nose. For centuries, every anatomy textbook swore there were only three pairs of major salivary glands. Turns out the books were wrong, and the missing ones were hiding in plain sight. In 2020, Dutch researchers scanning head-and-neck cancer patients with a cutting-edge PET/CT technique (PSMA PET-CT) noticed an unexpected glow deep in the nasopharynx, right where the nasal cavity drains into the throat. No textbook had ever marked a salivary gland there. They double-checked: 100 consecutive patients → same structure in every single one. Then they dissected two fresh cadavers and there they were: a previously unknown pair of macroscopic salivary glands, roughly 3.9 cm long, draped over the tubarium (the cartilage of the Eustachian tube). The team named them the tubarial glands. Their job? Keep the upper throat and the back of the nose moist during talking, swallowing, and breathing, an area that gets painfully dry after radiation. Here’s why this matters: radiation oncologists had never been told to spare this spot. The researchers re-analyzed treatment plans from 723 patients and found the more radiation the tubarial region received, the worse the toxicity, more trouble swallowing, thicker saliva, constant dry mouth. A simple anatomical blind spot had been quietly worsening outcomes for years. Now that we know these glands exist, new radiation protocols can shield them, giving thousands of head-and-neck cancer patients an easier road to recovery. [Valstar, de Bakker, et al., “Discovery of the tubarial salivary glands: a new organ at risk in radiotherapy for head and neck cancer,” Radiotherapy and Oncology 2021, DOI: 10.1016/j.radonc.2020.09.034] Science and facts💡

There’s a hidden reason why most ships are painted red underneath. Science and facts💡

A very rare 1970 Citroën Type HY telescopic and expandable van modified by the French coachbuilder FILCA. This unique vehicle features a patented modular body system designed by FILCA where the central section slides inside the two outer ends to double the van's total length when parked. To support the extra weight and length of the extended module, the chassis is equipped with a standard front axle and two rear axles. This clever design was built primarily for street markets, mobile field hospitals, or compact camping setups. The main motor cabin could actually be unhitched from the rear trailer module by locking the rear axle, allowing the owner to leave the living quarters stationary and use the front cab independently for transport. Science and facts💡

Recent findings indicate that mitochondria may offer a pathway to decelerate or potentially reverse aspects of biological aging. Long regarded as the energy generators within cells, mitochondria undergo a progressive deterioration whose causes have remained unclear. A significant study appearing in Nature Communications has now outlined a key process underlying this deterioration. Investigators at the Leibniz Institute on Aging in Germany determined that the gradual reduction of a membrane lipid known as phosphatidylcholine substantially restricts the adaptability of mitochondria. In the absence of this essential lipid, the cellular power centers become unable to merge and adjust effectively, resulting in energy shortages that hasten the bodily changes linked to growing older. Particularly promising is the demonstration that the mechanism can be modified. When aging C. elegans nematodes and challenged human cell cultures received phosphatidylcholine or its precursor choline, the researchers observed a notable recovery of youthful mitochondrial form and performance. Although experts emphasize that no single daily supplement will immediately restore youthfulness in people, the capacity to safeguard and rejuvenate these microscopic energy units marks an important advance in longevity science and supplies a clear objective for forthcoming treatments aimed at postponing age-related illnesses. [Poliezhaieva, Tetiana, et al. “Aging-Associated Decline of Phosphatidylcholine Synthesis Is a Malleable Trigger of Natural Mitochondrial Aging.” Nature Communications 17 (2026): 3589. DOI: 10.1038/s41467-026-71508-7] Science and facts💡

Gamers have logged more than 25 billion hours, equivalent to 2.85 million years, playing Call of Duty—surpassing the entire timeline of human history. Science and facts💡

When you lay bricks like dominoes at the proper distance, on top of the obvious domino effect, you get an unexpected opposite wave starting as soon as the last bricks falls down. Science and facts💡

An Apple AirTag recently followed a consignment of uncommon volumes to a concealed Amazon artificial-intelligence site in Las Vegas, where the works are disassembled, digitized, and eliminated for the purpose of instructing AI systems. An original inquiry has revealed the discreet methods by which major technology firms obtain printed books in order to develop machine-learning models, accomplished through the physical disassembly of the volumes themselves. Suspecting that large-scale acquisitions of scarce and little-known titles were intended for AI development, reporters from 404 Media collaborated with an independent rare-book merchant to conceal an Apple AirTag within one volume included in an unnamed order of one thousand books. The device journeyed through several states before arriving at a restricted Amazon installation in Las Vegas, Nevada. Within that warehouse a dedicated division identified as VGT3 methodically handles arriving books by severing their bindings, digitizing the contents, and then discarding the original physical copies. This intensive digitization process underscores the extraordinary measures technology corporations are prepared to take in order to obtain superior training material, especially literature published before 2022 that contains no AI-generated text. As independent dealers observe their stocks being destroyed, growing legal and moral concerns arise regarding the conversion of copyrighted printed works into digital training sets followed by the disposal of the physical evidence. Amazon issued a short response defending the activity, stating that it acquires books through ordinary commercial means to enhance its offerings, yet the disclosure has sparked vigorous discussion about the organized elimination of tangible human knowledge to advance artificial systems. [Maiberg, E. (2026). We Tracked a Shipment of Rare Books. It Ended at an Amazon AI Training Facility. 404 Media] Science and facts💡

Math is life Science and facts💡

How oil is extracted 2 miles beneath the sea Science and facts💡

The most powerful concrete ever made Science and facts💡

Bird strikes can cause major issues to airliners, as it's thought to have happened in the Jeju Air flight 2216 today's disaster. This is an Air China Airbus A320 striking a flock of birds at Xiamen Gaoqi International Airport. Science and facts💡

India's clean energy capacity has overtaken fossil fuels for the first time. According to the latest data from Ember and Global Energy Monitor, clean energy sources now total 331.7 gigawatts of installed capacity, compared with 302.0 gigawatts from fossil fuels. This marks the first occasion on which non-fossil sources have held the majority share of India’s utility-scale power capacity. Solar power accounts for the largest portion of the clean energy total, reaching approximately 211 gigawatts. Recent additions have been rapid: between 2025 and mid-2026 India installed nearly 80 gigawatts of clean capacity while fossil capacity grew by only about 5.4 gigawatts. Although coal plants continue to supply the majority of actual electricity generation because of their ability to operate continuously, the shift in installed capacity represents a significant milestone in India’s energy transition. Science and facts💡

Mushrooms evolved into psilocybin twice. A fascinating new study has revealed that psilocybin—the psychedelic compound in magic mushrooms—arose not once, but twice, through entirely independent evolutionary events in distant corners of the fungal kingdom. In the familiar Psilocybe species, psilocybin is assembled via a well-characterized four-enzyme pathway. Yet when scientists examined certain small, drab fiber cap mushrooms (from genera like Inocybe and allies), they discovered a completely unrelated biochemical assembly line: different genes, different enzymes, different intermediate steps—yet the end product is chemically identical. This is a remarkable case of convergent evolution: two lineages, with no shared ancestry for this trait, each invented their own molecular machinery to manufacture the same powerful molecule. Why fungi bother making psilocybin at all is still unclear. Some hypothesize it serves as a defense chemical (the blue bruising reaction in damaged Psilocybe tissue hints at this), while others propose roles in inter-species signaling or entirely unknown ecological functions. Whatever the benefit, it was evidently strong enough for natural selection to favor it twice, in very different habitats. The finding also carries immediate practical value. With psilocybin advancing in clinical trials for treatment-resistant depression and other conditions, having two distinct biosynthetic pathways gives researchers multiple genetic toolkits for engineering microbes or yeast to produce the compound in bioreactors—potentially making therapeutic-grade psilocybin far cheaper and more scalable. In the end, nature quietly solved the same chemical puzzle twice, deep in the soil, millions of years apart—and only now are we stumbling across its elegant, redundant handiwork. [“Dissimilar Reactions and Enzymes for Psilocybin Biosynthesis in Inocybe and Psilocybe Mushrooms.” Angewandte Chemie International Edition, 2025] Science and facts💡

Antigravity A1: The world’s first 8K 360° drone with FPV goggles for an immersive flight experience. Science and facts💡

Bison are leading one of the most remarkable ecological comebacks in North American history. For more than a century, the great herds of the American bison were fragmented, broken into isolated groups by roads, fences, and human development across the Great Plains and Yellowstone region. Now, in a powerful wildlife success story, those artificial barriers are being overcome. On their own, bison are instinctively reuniting and reopening ancient migration corridors that had been lost for over 100 years. This isn’t just movement: it’s a profound return to ancestral memory. Large, unified herds are once again flowing across the landscape as they did in centuries past. As they travel, these iconic animals act as masterful ecosystem engineers. Their powerful hooves aerate compacted soil, their selective grazing encourages the growth of diverse native plants, and their dust wallows create seasonal watering holes that benefit countless other species. In doing so, they spread nutrients and help restore the health of the grasslands. By simply allowing bison to roam freely across their historic ranges, nature is showing us that wild ecosystems recover best when their original architects are given the freedom to lead. [Texas A&M University. After 120 Years of Conservation, Yellowstone Bison Are Now a Single Breeding Population. Journal of Heredity] Science and facts💡

South Korea’s L-SAM missile can steer mid-air to hit fast moving targets with precision. Science and facts💡

Aircraft propellers don’t just spin—they shift gears. Variable-pitch blades go low pitch & high RPM for takeoff, then high pitch and lower RPM for cruise—saving fuel, cutting noise, and keeping the engine in its sweet spot. Science and facts💡

How the procedure of seawater desalination works. Science and facts💡