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The ubiquitous calorie count on food labels, often perceived as a standard measure of daily energy needs, is based on flawed data and misconceptions. The figure of 2,000 calories, mandated by the FDA, was not derived from scientific research or nutritional guidelines but rather from self-reported dietary surveys, which are notoriously inaccurate. Studies have shown that individuals tend to underreport their calorie intake, leading to a misleading benchmark. In fact, the average daily calorie consumption is higher, with men needing about 3,050 calories and women around 2,400 to maintain stable body weight. The FDA's choice of 2,000 calories was influenced by public feedback, aiming for a memorable and simplified guideline rather than a scientifically sound recommendation. Consequently, this figure is often inadequate for most adults, highlighting the need for a more personalized approach to dietary intake. 
Published: Nov 06 2025, 6 ameznews.inIn 1977, NASA launched the Voyager probes to explore the outer Solar System and interstellar space. Both spacecraft encountered a "wall of fire" at the Solar System's boundary, recording temperatures between 30,000 and 50,000 kelvin (54,000 to 90,000 degrees Fahrenheit) as they crossed the heliopause, the boundary where the solar wind meets the interstellar medium. Voyager 1 became the first to cross this boundary on August 25, 2012, followed by Voyager 2 in 2018. The heliopause's location varies with solar activity, akin to a lung expanding and contracting. Despite the extreme temperatures, the probes survived due to the sparse particle density in that region. Recent findings from Voyager 2 confirmed that the magnetic fields beyond the heliopause align with those inside the heliosphere, providing new insights into the nature of interstellar space. The Voyager probes continue to send valuable data nearly 50 years after their launch.
Published: Nov 01 2025, 5 pmeznews.inIn the lush jungles of Madagascar, Darwin's bark spider (_Caerostris darwini_) has captured attention with its extraordinary web-spinning abilities. First described in 2010, these spiders create massive orb webs that can stretch up to 25 meters (82 feet) across rivers, making them some of the largest ever recorded. Named in honor of Charles Darwin, their silk is remarkably strong—over twice as resilient as any other spider silk and ten times stronger than Kevlar—thanks to unique proteins and specialized spinning anatomy. The species exhibits extreme sexual dimorphism, with females measuring up to 22 millimeters and weighing 14 times more than their male counterparts, who are less than 6 millimeters long. This size disparity leads to unusual mating behaviors, including sexual cannibalism and self-castration, with males even observed performing oral sex on females, a behavior rarely seen outside of mammals.
Published: Nov 06 2025, 6 ameznews.inNew research challenges the long-held belief that Type Ia supernovae serve as reliable "standard candles" for measuring cosmic distances, crucial for understanding the universe's expansion. A study led by Dr. Chul Chung from Yonsei University reveals that the brightness of these supernovae is influenced by the age of their progenitor stars, with younger stars producing fainter explosions. This finding, supported by a 5.5 sigma confidence level, suggests that the universe may not be accelerating in its expansion as previously thought, but rather entering a phase of deceleration. This paradigm shift could reshape our understanding of dark energy, which has been viewed as a constant force driving expansion. The implications are significant, potentially resolving the Hubble Tension and enhancing our grasp of cosmic evolution. Future tests using data from the Vera Rubin Observatory aim to further validate these findings, emphasizing the intricate link between stellar astrophysics and cosmological measurements.
Published: Nov 06 2025, 6 ameznews.inConcerns have emerged regarding the potential health risks associated with storing potatoes in poorly ventilated areas, particularly claims that they can emit noxious solanine gas. A recent social media post highlighted an 8-year-old girl storing potatoes behind her bed, prompting warnings about the dangers of rotting potatoes. While it is true that potatoes can become toxic when they turn green or sprout due to light exposure, the primary risk comes from ingestion rather than inhalation. Medical literature indicates that cases of potato poisoning are rare and typically linked to eating affected tubers. Although there are anecdotal reports of fatalities attributed to gas from rotting potatoes, experts suggest these may be exaggerated or misattributed to other causes, such as asphyxiation. To mitigate risks, it is advisable to store potatoes in dark, cool places and avoid keeping them in bedrooms.
Published: Nov 06 2025, 8 ameznews.inThe goliath frog (_Conraua goliath_), the world's largest frog, can weigh up to 3.3 kilograms and measure 75 centimeters in length, comparable to a small housecat. Native to the rainforests of Cameroon and Equatorial Guinea, these impressive amphibians are known for their size rather than their sound, as they lack vocal sacs and are generally silent, occasionally producing a whistling noise. Notably, male goliath frogs engage in unique nesting behavior, constructing ponds from rocks to protect their eggs and tadpoles from predators and strong currents. Despite their remarkable adaptations, goliath frogs are now classified as endangered, facing threats from habitat loss due to agriculture and logging, as well as hunting for their meat, which remains a popular delicacy despite legal protections. Conservation efforts are crucial to ensure the survival of this ancient species, which has existed for approximately 250 million years.
Published: Nov 06 2025, 9 ameznews.inNew research has revealed that most giraffes in North American captivity are hybrids, complicating conservation efforts following the recent classification of giraffes into four distinct species. A study by the University of Illinois Urbana-Champaign and Morfeld Research & Conservation sequenced the genomes of 52 captive giraffes, finding that only eight closely matched a single species, while the rest exhibited mixed ancestry due to hybridization. This raises concerns about the effectiveness of captive populations as "assurance stocks" for endangered wild species. Experts suggest that breeding programs should prioritize genetic diversity and consider sourcing fresh stocks from the wild. However, logistical challenges, such as transporting large animals, complicate this process. Researchers advocate for the use of reproductive technologies like artificial insemination and embryo transfer to facilitate genetic management, emphasizing the need for collaboration with African governments and conservation organizations to ensure successful implementation.
Published: Nov 05 2025, 5 pmeznews.inResearchers from the University of Bremen and Woods Hole Oceanographic Institution have uncovered evidence of resilient microbial communities thriving in the harsh conditions of the Mariana forearc, a region characterized by extreme alkalinity, low temperatures, and mud volcanoes. Their study, published in *Communications Earth & Environment*, reveals that these microorganisms, previously presumed to exist, extract energy directly from minerals locked within the rocks, producing methane—a crucial component for deep ocean ecosystems. The findings challenge previous assumptions about the barren nature of this environment, indicating that life can flourish even in extreme conditions. Co-author Florence Schubotz suggests that such sites may even resemble conditions where primordial life originated. This research not only enhances our understanding of life in extreme environments but also highlights the adaptability of microbial life on Earth.
Published: Nov 06 2025, 7 ameznews.inEvolution often leaves intriguing remnants on animal bodies, and the horse chestnut is a prime example. These crusty brown growths, found on the legs of horses, are believed to be vestigial features from their five-toed ancestors. While it was long thought that modern horses had evolved to possess a single toe, recent research suggests that all five digits may still be partially present in their forelimbs. Horse chestnuts, which can grow and eventually peel off, are benign and pose no health risks, although they may be removed with oil by horse owners. Historically referred to as "night eyes," these growths were once thought to aid horses' vision in the dark. Additionally, horses may also have ergots, small calloused bumps located on the underside of their fetlocks, particularly in breeds with "feathered" legs.
Published: Nov 06 2025, 3 ameznews.inIn a remarkable discovery beneath the Albanian-Greek border, scientists have identified what is believed to be the largest spider web ever recorded, measuring an astonishing 106 square meters (1,140 square feet). This colossal web, located in Sulfur Cave, was not spun by a single spider but is the result of a colony of approximately 111,000 arachnids, including around 69,000 domestic house spiders and over 42,000 _Prinerigone vagans_. The study marks the first documented instance of colonial web formation among these species, which typically do not interact. Sulfur Cave, characterized by its unique sulfur-rich ecosystem, supports a food chain based on chemoautotrophy rather than photosynthesis, with microorganisms converting inorganic substances into energy. The findings, published in *Subterranean Biology*, highlight the intricate relationships within this unusual habitat, where the web's location coincides with a dense population of chironomid flies, a primary food source for the spiders.
Published: Nov 06 2025, 4 amFor the fastest, latest, not so wokest news, 'experts say' you need to visit Eznews
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