https://scitechdaily.com/ Science, Space and Technology News 2026 Tue, 23 Jun 2026 15:23:10 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 https://scitechdaily.com/a-plastic-motor-just-defied-a-century-of-engineering-assumptions/ https://scitechdaily.com/a-plastic-motor-just-defied-a-century-of-engineering-assumptions/#respond Tue, 23 Jun 2026 21:59:29 +0000 https://scitechdaily.com/?p=522926 Electrostatic forces enable low-voltage actuation without relying on rare earth materials. Nearly every electric motor in modern life, from the fan on your desk to the motor in an electric vehicle, relies on magnetism. For more than a century, magnetic fields have dominated motor design because electrostatic forces were considered too weak for practical machines. [...]]]> https://scitechdaily.com/a-plastic-motor-just-defied-a-century-of-engineering-assumptions/feed/ 0 https://scitechdaily.com/interstellar-visitor-3i-atlas-is-bursting-with-an-unexpected-chemical/ https://scitechdaily.com/interstellar-visitor-3i-atlas-is-bursting-with-an-unexpected-chemical/#respond Tue, 23 Jun 2026 21:34:06 +0000 https://scitechdaily.com/?p=522918 Astronomers have found that interstellar comet 3I/ATLAS contains an unusually large amount of methanol. Every interstellar object that passes through our solar system offers a rare chance to sample material forged around another star. Now, new observations of comet 3I/ATLAS using the Atacama Large Millimeter/submillimeter Array (ALMA) have revealed a chemical surprise: the comet is [...]]]> https://scitechdaily.com/interstellar-visitor-3i-atlas-is-bursting-with-an-unexpected-chemical/feed/ 0 https://scitechdaily.com/scientists-just-found-all-5-genetic-letters-of-dna-and-rna-on-an-asteroid/ https://scitechdaily.com/scientists-just-found-all-5-genetic-letters-of-dna-and-rna-on-an-asteroid/#comments Tue, 23 Jun 2026 20:49:13 +0000 https://scitechdaily.com/?p=522962 The discovery of all five nucleobases on Ryugu strengthens the idea that life’s molecular ingredients formed in space before reaching Earth. A new study reports that samples from the asteroid Ryugu contain all five fundamental nucleobases, the molecular “letters” of life. Tiny asteroid grains can preserve chemical clues about the ingredients that may have helped [...]]]> https://scitechdaily.com/scientists-just-found-all-5-genetic-letters-of-dna-and-rna-on-an-asteroid/feed/ 2 https://scitechdaily.com/after-decades-of-mystery-researchers-locate-a-missing-page-of-the-archimedes-palimpsest/ https://scitechdaily.com/after-decades-of-mystery-researchers-locate-a-missing-page-of-the-archimedes-palimpsest/#respond Tue, 23 Jun 2026 16:08:17 +0000 https://scitechdaily.com/?p=522913 A newly identified Archimedes Palimpsest leaf could help recover lost ancient mathematics using modern imaging techniques. A page from one of the world’s most important ancient manuscripts has resurfaced after being missing for decades. Researchers have identified a long-lost leaf from the Archimedes Palimpsest at the Musée des Beaux-Arts in Blois, France, a discovery that [...]]]> https://scitechdaily.com/after-decades-of-mystery-researchers-locate-a-missing-page-of-the-archimedes-palimpsest/feed/ 0 https://scitechdaily.com/the-4000-year-old-city-that-defied-historys-rules-on-wealth-and-power/ https://scitechdaily.com/the-4000-year-old-city-that-defied-historys-rules-on-wealth-and-power/#respond Tue, 23 Jun 2026 15:33:52 +0000 https://scitechdaily.com/?p=523201 A new study of the ancient Indus city of Mohenjo-daro challenges a long-held view of history by suggesting that prosperity did not lead to greater inequality. Unlike ancient Egypt, with its pyramids and powerful pharaohs, or Mesopotamia, with its ruling elites and monumental palaces, the Indus city of Mohenjo-daro left behind few obvious signs of [...]]]> https://scitechdaily.com/the-4000-year-old-city-that-defied-historys-rules-on-wealth-and-power/feed/ 0 https://scitechdaily.com/the-worlds-biggest-population-fear-has-flipped-and-it-could-change-everything/ https://scitechdaily.com/the-worlds-biggest-population-fear-has-flipped-and-it-could-change-everything/#comments Tue, 23 Jun 2026 14:58:02 +0000 https://scitechdaily.com/?p=522883 Falling birth rates reveal a deeper social problem: many people who want children feel blocked by economic, housing, gender, and climate pressures. Birth rates have been falling around the world since the height of the baby boom that followed the Second World War. In many places, including Australia, they are now below replacement level. In [...]]]> https://scitechdaily.com/the-worlds-biggest-population-fear-has-flipped-and-it-could-change-everything/feed/ 7 https://scitechdaily.com/us-and-uk-veterans-who-volunteered-in-ukraine-return-home-with-hidden-health-crises/ https://scitechdaily.com/us-and-uk-veterans-who-volunteered-in-ukraine-return-home-with-hidden-health-crises/#respond Tue, 23 Jun 2026 11:47:29 +0000 https://scitechdaily.com/?p=523125 Foreign veterans fighting in Ukraine face intense combat, serious mental health challenges, and limited access to care, leaving many without adequate support. Drone strikes, trench combat, and constant frontline danger have become defining features of the war in Ukraine. Now, a new UK study suggests that foreign military veterans who volunteered to fight in the [...]]]> https://scitechdaily.com/us-and-uk-veterans-who-volunteered-in-ukraine-return-home-with-hidden-health-crises/feed/ 0 https://scitechdaily.com/scientists-discover-troubling-link-between-processed-foods-and-preschool-behavior/ https://scitechdaily.com/scientists-discover-troubling-link-between-processed-foods-and-preschool-behavior/#comments Tue, 23 Jun 2026 11:12:26 +0000 https://scitechdaily.com/?p=522931 Early childhood diets higher in ultra-processed foods were associated with more behavioral and emotional challenges two years later. The preschool years are a critical period for both brain development and the formation of lifelong eating habits. New research led by the University of Toronto suggests that what children eat during this window may be associated [...]]]> https://scitechdaily.com/scientists-discover-troubling-link-between-processed-foods-and-preschool-behavior/feed/ 2 https://scitechdaily.com/this-fake-pill-improved-memory-and-physical-performance-in-just-3-weeks/ https://scitechdaily.com/this-fake-pill-improved-memory-and-physical-performance-in-just-3-weeks/#comments Tue, 23 Jun 2026 10:37:38 +0000 https://scitechdaily.com/?p=523151 Older adults who knowingly took placebo pills showed significant gains in memory, physical performance, and stress reduction, highlighting the mind’s role in healthy aging. Can the mind help slow some of the effects of aging? A new study suggests it can. Researchers at Università Cattolica in Milan found that older adults who took a placebo [...]]]> https://scitechdaily.com/this-fake-pill-improved-memory-and-physical-performance-in-just-3-weeks/feed/ 4 https://scitechdaily.com/scientists-rediscover-rare-island-fox-not-seen-for-more-than-20-years/ https://scitechdaily.com/scientists-rediscover-rare-island-fox-not-seen-for-more-than-20-years/#respond Tue, 23 Jun 2026 03:01:21 +0000 https://scitechdaily.com/?p=522657 A confirmed sighting of the critically endangered Cozumel dwarf fox has renewed calls for urgent research and conservation to prevent the disappearance of this unique island species. For more than two decades, the Cozumel dwarf fox existed almost as a biological ghost. Known primarily from ancient subfossil remains and a handful of unconfirmed reports, the [...]]]> https://scitechdaily.com/scientists-rediscover-rare-island-fox-not-seen-for-more-than-20-years/feed/ 0 https://scitechdaily.com/the-amazons-mysterious-ghost-dog-has-been-hiding-a-big-secret/ https://scitechdaily.com/the-amazons-mysterious-ghost-dog-has-been-hiding-a-big-secret/#respond Tue, 23 Jun 2026 02:26:18 +0000 https://scitechdaily.com/?p=523106 Camera traps are revealing that the Amazon’s “ghost dog” is less rare than feared but still depends on protected forests. For decades, the short-eared dog (Atelocynus microtis) has ranked among the least understood carnivores in Latin America, and perhaps among the least understood canids anywhere. Its secretive behavior, sharp hearing, and powerful sense of smell [...]]]> https://scitechdaily.com/the-amazons-mysterious-ghost-dog-has-been-hiding-a-big-secret/feed/ 0 https://scitechdaily.com/scientists-say-frequent-ejaculation-may-improve-sperm-quality-and-fertility/ https://scitechdaily.com/scientists-say-frequent-ejaculation-may-improve-sperm-quality-and-fertility/#respond Tue, 23 Jun 2026 01:51:52 +0000 https://scitechdaily.com/?p=522948 Stored sperm may age faster than reproductive medicine has assumed, suggesting that shorter abstinence periods could benefit fertility outcomes. For decades, men undergoing fertility testing or treatment have often been advised to abstain from ejaculation for several days beforehand, based on the assumption that longer storage allows sperm counts to build up. But a major [...]]]> https://scitechdaily.com/scientists-say-frequent-ejaculation-may-improve-sperm-quality-and-fertility/feed/ 0 https://scitechdaily.com/antarcticas-future-may-be-more-predictable-than-scientists-thought/ https://scitechdaily.com/antarcticas-future-may-be-more-predictable-than-scientists-thought/#comments Mon, 22 Jun 2026 21:58:58 +0000 https://scitechdaily.com/?p=522589 A new study suggests Antarctic ice loss may be reliably projected over the next several decades. Scientists say the next 30 to 50 years could be a crucial period for understanding and preparing for Antarctic ice loss and its impact on rising sea levels. A new study published in Nature and led by Monash University [...]]]> https://scitechdaily.com/antarcticas-future-may-be-more-predictable-than-scientists-thought/feed/ 3 https://scitechdaily.com/sea-level-rise-is-swallowing-farmland-at-alarming-rates/ https://scitechdaily.com/sea-level-rise-is-swallowing-farmland-at-alarming-rates/#comments Mon, 22 Jun 2026 21:23:52 +0000 https://scitechdaily.com/?p=523002 Coastal farmland in the Mid-Atlantic is being overtaken by rising seas faster than forests, revealing an overlooked rural front in climate-driven marsh migration. Ghost forests, the eerie stands of dead trees left behind when saltwater moves inland, have become a stark sign of sea level rise along the Mid-Atlantic coast. Yet a new Nature Sustainability [...]]]> https://scitechdaily.com/sea-level-rise-is-swallowing-farmland-at-alarming-rates/feed/ 3 https://scitechdaily.com/scientists-have-found-the-heaven-sword-after-years-of-looking/ https://scitechdaily.com/scientists-have-found-the-heaven-sword-after-years-of-looking/#comments Mon, 22 Jun 2026 20:48:53 +0000 https://scitechdaily.com/?p=522704 A decade-long search through Taiwan’s remote forests led to the discovery of East Asia’s tallest tree and hundreds of other towering giants. An 84-meter-tall tree is surprisingly easy to miss. Hidden within Taiwan’s steep mountains and dense old-growth forests are some of the tallest trees on Earth, including giant conifers that rise higher than a [...]]]> https://scitechdaily.com/scientists-have-found-the-heaven-sword-after-years-of-looking/feed/ 1 https://scitechdaily.com/the-hottest-known-exoplanets-may-hold-clues-to-planetary-habitability/ https://scitechdaily.com/the-hottest-known-exoplanets-may-hold-clues-to-planetary-habitability/#respond Mon, 22 Jun 2026 17:12:17 +0000 https://scitechdaily.com/?p=522870 The first direct measurements of exoplanet magnetic fields reveal that ultra-hot Jupiters possess strong magnetism that shapes their atmospheres and may provide new insights into planetary habitability. Astronomers have achieved a major advance in the study of worlds beyond our Solar System by estimating the strength of the magnetic fields surrounding seven ultra-hot Jupiters. The [...]]]> https://scitechdaily.com/the-hottest-known-exoplanets-may-hold-clues-to-planetary-habitability/feed/ 0 https://scitechdaily.com/astronomers-discover-a-sleeping-giant-ancient-black-hole-6-billion-times-the-suns-mass/ https://scitechdaily.com/astronomers-discover-a-sleeping-giant-ancient-black-hole-6-billion-times-the-suns-mass/#comments Mon, 22 Jun 2026 16:47:16 +0000 https://scitechdaily.com/?p=522714 Researchers have identified the most distant dormant black hole known, dating back to the universe’s early history. Astronomers have long relied on brilliant quasars, supermassive black holes actively feeding on surrounding matter, to study the early universe. Yet these luminous objects reveal only part of the story. Now, researchers have detected the most distant dormant [...]]]> https://scitechdaily.com/astronomers-discover-a-sleeping-giant-ancient-black-hole-6-billion-times-the-suns-mass/feed/ 2 https://scitechdaily.com/can-time-flow-in-reverse-a-quantum-breakthrough-challenges-our-assumptions/ https://scitechdaily.com/can-time-flow-in-reverse-a-quantum-breakthrough-challenges-our-assumptions/#comments Mon, 22 Jun 2026 16:12:06 +0000 https://scitechdaily.com/?p=522959 Researchers investigate how quantum time flow can be stretched, blurred, or even reversed. What if the direction of time isn’t as fixed as it seems? While our everyday experience tells us that time moves relentlessly forward, the microscopic laws governing quantum systems are far less restrictive. In fact, many of the equations of quantum mechanics [...]]]> https://scitechdaily.com/can-time-flow-in-reverse-a-quantum-breakthrough-challenges-our-assumptions/feed/ 1 https://scitechdaily.com/scientists-overturn-30-years-of-beliefs-about-rare-immune-disease/ https://scitechdaily.com/scientists-overturn-30-years-of-beliefs-about-rare-immune-disease/#respond Mon, 22 Jun 2026 13:40:11 +0000 https://scitechdaily.com/?p=522974 A new study overturns long-held assumptions about the cause of the rare inflammatory disorder MKD, identifying a previously overlooked immune defect. Why does a routine infection trigger dangerous inflammation in some people? Researchers studying mevalonate kinase deficiency (MKD), a rare inherited autoinflammatory disorder, may have finally found the answer. Scientists at the Garvan Institute of [...]]]> https://scitechdaily.com/scientists-overturn-30-years-of-beliefs-about-rare-immune-disease/feed/ 0 https://scitechdaily.com/do-collagen-supplements-really-work-massive-new-study-reveals-the-truth/ https://scitechdaily.com/do-collagen-supplements-really-work-massive-new-study-reveals-the-truth/#respond Mon, 22 Jun 2026 13:05:01 +0000 https://scitechdaily.com/?p=522945 Collagen supplements may help with some skin, joint, and muscle outcomes, but current evidence is uneven and still limited. Collagen supplements have become some of the wellness industry’s most popular products, with claims that they can support smoother skin, healthier joints, and more. But do they actually work? A large new evidence review, which combined [...]]]> https://scitechdaily.com/do-collagen-supplements-really-work-massive-new-study-reveals-the-truth/feed/ 0 https://scitechdaily.com/hidden-alzheimers-biomarker-could-change-how-doctors-prescribe-hormone-therapy/ https://scitechdaily.com/hidden-alzheimers-biomarker-could-change-how-doctors-prescribe-hormone-therapy/#respond Mon, 22 Jun 2026 12:30:07 +0000 https://scitechdaily.com/?p=522988 Researchers found that an Alzheimer’s-related biomarker may influence how hormone therapy affects dementia risk. Hormone therapy is commonly used to ease menopausal symptoms, including hot flashes and night sweats. Whether it affects the risk of dementia has remained a long-running question. A new study offers another clue. It suggests that an Alzheimer’s biomarker could help [...]]]> https://scitechdaily.com/hidden-alzheimers-biomarker-could-change-how-doctors-prescribe-hormone-therapy/feed/ 0 https://scitechdaily.com/koalas-nearly-vanished-100000-years-ago-long-before-humans-arrived/ https://scitechdaily.com/koalas-nearly-vanished-100000-years-ago-long-before-humans-arrived/#respond Sun, 21 Jun 2026 23:19:22 +0000 https://scitechdaily.com/?p=522647 Koalas survived a climate-driven population crash 100,000 years ago, and new genomic research is helping scientists better protect the species today. A major genomic study has transformed scientists’ understanding of koala (Phascolarctos cinereus) evolution, showing that the species underwent a dramatic population decline about 100,000 years ago, long before humans reached Australia. Researchers found that [...]]]> https://scitechdaily.com/koalas-nearly-vanished-100000-years-ago-long-before-humans-arrived/feed/ 0 https://scitechdaily.com/ancient-ice-man-still-hosts-mysterious-cold-loving-organisms-study-finds/ https://scitechdaily.com/ancient-ice-man-still-hosts-mysterious-cold-loving-organisms-study-finds/#respond Sun, 21 Jun 2026 22:44:26 +0000 https://scitechdaily.com/?p=522819 A new study untangles the complex microbial history of Ötzi the Iceman, revealing which microorganisms originated during his lifetime and which arrived long after his death. For more than 5,000 years, Ötzi the Iceman has carried an invisible community of microbes through ice, time, and modern museum preservation. Now, scientists have taken the most detailed [...]]]> https://scitechdaily.com/ancient-ice-man-still-hosts-mysterious-cold-loving-organisms-study-finds/feed/ 0 https://scitechdaily.com/scientists-discover-a-gene-that-boosts-youth-but-it-comes-with-a-cost/ https://scitechdaily.com/scientists-discover-a-gene-that-boosts-youth-but-it-comes-with-a-cost/#respond Sun, 21 Jun 2026 22:09:28 +0000 https://scitechdaily.com/?p=522882 Researchers have identified a gene that appears to balance a powerful evolutionary trade-off, boosting growth and reproductive success early in life while carrying hidden costs later on. The biological processes that help build a healthy young body may also sow the seeds of aging and cancer. Researchers have now identified a gene that appears to [...]]]> https://scitechdaily.com/scientists-discover-a-gene-that-boosts-youth-but-it-comes-with-a-cost/feed/ 0