Molecular electromagnetic sensor may enable remote-controlled gene therapy
Researchers developed a molecular electromagnetic sensor that uses DNA regulatory elements as gene switches for potential therapeutic applications. The sensor enables noninvasive control of gene expression in living organisms, particularly for treating genetic disorders through remote activation mechanisms.
Curiosity Blog, Sols 4975-4981: Happy 14th Landing Anniversary
The Curiosity rover celebrated its 14th landing anniversary on Mars. The rover has been operating on Mars for 14 years since its original landing date.
Red blood cells inspire next-generation therapeutic nanocarriers
Scientists engineered extracellular vesicles based on red blood cells that can evade immune cells and target cancer cells for drug delivery. These nanocarriers show promise for gene therapy and tumor targeting applications according to research published in Advanced Healthcare Materials.
NASA Selects Companies to Provide Payload Processing Services
Four companies were selected by NASA to provide payload processing facilities for agency missions launching from multiple locations. The Spacecraft Processing Operations Contract on-ramp provision enables qualified providers to offer these commercial services where capabilities were previously unavailable.
NASA Mission Studies Air Pollution Over Ethiopia
A NASA-funded monitoring network tracked black carbon pollution in Addis Ababa, revealing how soot from fires and vehicles varies by time of day and season. The measurements provided detailed long-term data on pollution patterns in Ethiopia's capital city.
Low-fat vegan diet helps people lose weight without eating less
People on a low-fat vegan diet consumed about 357 fewer calories daily over 16 weeks despite eating similar food volumes. The diet consisted mostly of fruits, vegetables, grains, and legumes without requiring calorie counting or portion restriction.
AI Used to Verify Toughest Mathematics Proof Yet
Axiom Math's AI system AxiomProver automatically verified the proof of the 246 theorem relating to prime numbers for the first time. The formal verification converts a mathematical proof into a machine-readable version that a computer checks, though the process is not a guaranteed proof of absolute correctness.
Webb’s mysterious little red dots may be hiding entire galaxies
The James Webb Space Telescope has revealed that "little red dots" observed in the early universe may be bright galactic cores surrounded by spiral galaxy structures. Simulations showed that when the Saguaro galaxy is viewed from greater distances, its spiral arms disappear from view, leaving only the bright red center visible.
Tiny 1.7-billion-year-old fossils could reveal how complex life began
Scientists discovered tiny fossils in 1.7-billion-year-old rocks that could explain how simple microbial life evolved into complex organisms like plants and animals. Understanding this transition may help determine whether complex life could develop on other planets.
Caltech breakthrough brings fiber-optic performance to silicon chips
Silicon chips now contain optical pathways with ultra-low losses that match fiber-optic efficiency and substantially exceed existing visible wavelength technology performance. The advancement enables more powerful lasers, miniature atomic sensors and clocks, and quantum systems on integrated circuits.
Safeguarding passageways is the next step for India’s growing tiger populations
India's tiger populations are expanding and dispersing into human-dominated areas, prompting conservationists to advocate for protecting ecological corridors that connect vital habitats. Conservationists caution that corridors must complement, not substitute for, protecting core tiger habitats from compromise.
How much hydrogen awaits us underground?
Geochemists discovered ancient brine water trapped underground for over a billion years in Ontario's Kidd Creek mine at depths exceeding three kilometers. The brine contained a previously unknown habitat with implications for understanding hydrogen reserves beneath Earth's surface.
What happens when a kid’s robot best friend dies?
A robot named Moxie taught a child named Xander breathing techniques including buzzing like a bee to manage anxiety and sniffing like bunnies to increase energy over their six-year relationship. The article explores what occurs when a child's long-term robotic companion becomes unavailable or ceases functioning.
Scientists turn DNA into a memory device that uses 100x less power
Researchers created a memory device by combining synthetic DNA with a semiconductor that uses 100 times less power than conventional systems. The bio-hybrid technology stores and processes information in the same location, potentially improving energy efficiency in AI systems and next-generation computers.
Animals have been eating nature’s original bioplastic for millions of years
Dozens of animal species possess enzymes that break down microbial bioplastics called PHAs, a capability previously believed exclusive to microorganisms. Animals may have been consuming these naturally occurring biodegradable plastics for hundreds of millions of years.
Radio telescopes help scientists map molecules in space and uncover where and how stars form
Radio telescopes map molecules in interstellar space to trace how stellar elements evolve into complex chemistry. These observations reveal where and how stars form by detecting molecular signatures in space.
Japan aims for the moons of Mars
Japan is preparing a mission to retrieve samples from Mars's moons to study the origins of the solar system and life on Earth. China is simultaneously pursuing a competing mission with the goal of returning samples first.
Gene-edited beagles produce no detectable major dog allergen, early tests find
Gene-edited beagles produced no detectable levels of Can f 1, the major dog allergen protein found in saliva. The finding addresses allergies affecting approximately 15% of the global population who currently rely on avoidance or immunotherapy treatments.
The CPU Comeback Is Upon Us
AWS engineers received a mandate to conserve CPU cycles due to exploding wait times for CPU server capacity caused by agentic AI workloads straining infrastructure. Agentic systems spawn hundreds or thousands of agents that make API calls and interact through model context protocols, requiring significant CPU resources beyond what traditional AI inference demands.
This 10-cent heart drug cuts hospitalizations by 25%
A low-dose heart drug costing under ten cents daily reduces hospitalizations for heart-failure patients by approximately 25%. New research indicates digoxin, a centuries-old medication, could become a major treatment option again.
A little movement in midlife could pay off for your brain years later
Middle-aged people who exercise and maintain healthy blood sugar levels show slower cognitive decline in later years. The protective effects of physical activity appeared particularly pronounced in Mexican American adults.
Physicists discover a hidden gluon structure inside protons that could rewrite textbooks
A Y-shaped junction of gluons carrying baryon number was discovered inside protons using RHIC collision data, challenging the traditional model where three quarks alone carry this property. This hidden gluon structure could explain how protons maintain stability and rewrite fundamental physics textbooks about matter's composition.
Scientists reveal why walking gets so much harder with age
Walking efficiency decreases with age as the body prioritizes stability by stiffening the ankle more during each step, reducing forward motion while requiring harder muscle work. This ankle stiffening produces shorter strides and slower walking speeds, with exercises targeting balance and lower-leg strength potentially helping preserve mobility.
A new Ice Age species was hiding in la brea tar pits fossils for decades
A new Ice Age spadefoot toad species named Spea labreae was identified in fossils from Los Angeles' La Brea Tar Pits after sitting in collections since the 1950s. Only one other extinct Pleistocene amphibian has previously been found in North America, making this discovery exceptionally rare.
Nature has spent billions of years fighting bacteria. AI could help us learn its secrets
Bacteriophages, tiny viruses that infect bacteria, could help treat antibiotic-resistant infections. Scientists are using artificial intelligence to understand how these viruses function at a molecular level.
How healthier farm animals can cut greenhouse gas emissions
Improved animal health on farms reduces wasted resources from miscarriages and other reproductive losses, lowering greenhouse gas emissions from feed production and land use. Healthier dairy cows prevent resource losses including feed already grown, water consumed, and emissions released during pregnancies that do not result in milk production or viable offspring.
Topical clove oil for canine sarcoptic mange promises faster, plant-based treatment
Topical clove oil treats canine sarcoptic mange, a mite-caused skin condition that can progress to bleeding sores and death if untreated. The plant-based treatment offers an alternative to conventional therapies for this contagious, zoonotic condition caused by Sarcoptes scabiei microscopic mites.
Neptune's tiny moons tell the story of Triton's destructive capture
Triton comprises over 99 percent of Neptune's satellite mass while orbiting retrograde, suggesting it was captured from the Kuiper Belt. New spectroscopic evidence published in Science Advances supports the theory that Triton's capture disrupted Neptune's original moon system.
Scientists detect a surprising shift in human blood as CO2 rises
Blood bicarbonate levels in humans have increased approximately 7% since 1999, while calcium and phosphorus have declined, according to analysis of over two decades of U.S. health data. These changes correlate with rising atmospheric carbon dioxide levels.