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Stanford researchers have discovered that children who struggle persistently with math may have underlying differences in how their brains manage problem-solving strategies. Children with developmental dyscalculia were slower to switch strategies, less responsive to changes in difficulty, and less able to improve their approach over time. Distinct patterns of brain activity were linked to these difficulties and could even predict certain math-related abilities.

A major study of nearly 1,900 older adults suggests that stopping statins after age 70 may be relatively safe in the short term for people who have never experienced a heart attack or stroke. However, a higher rate of serious cardiovascular events or death during longer follow-up raises questions about the risks of discontinuing these widely prescribed medications.

A new study reveals that viral infections may leave behind hidden damage to the immune system long after symptoms disappear. Researchers found that mice recovering from an acute infection experienced lasting changes to their spleens and weakened immune responses, potentially leaving them more vulnerable to future threats. Surprisingly, prior vaccination completely prevented these harmful changes in the mouse model.

A sweeping analysis of 540 million years of marine fossils has revealed surprising gaps in our understanding of Earth's ancient life. Scientists discovered that some of the greatest opportunities for finding previously unknown species lie in relatively recent geological periods, rather than the distant past. By mapping unexplored fossil-rich regions around the world, researchers have created a powerful tool to guide future excavations.

An NIH study found that women with high levels of two common “forever chemicals” had up to 93% higher rates of an aggressive form of breast cancer. The discovery raises concerns about the potential health effects of persistent chemicals found in everyday products.

Why do some volcanoes erupt with spectacular lava fountains while others release lava more quietly? Scientists have discovered that a hidden effect of extreme heat inside magma may help explain the difference. Experiments revealed that superheated magma can delay crystal formation for more than eight hours, compared with just 20 minutes in magma that has not been superheated.

Researchers have uncovered a surprising hidden function of a protein that may hold the key to repairing damaged muscles and treating muscular dystrophy. Known for protecting chromosomes, TRF2 also helps muscle stem cells maintain their identity and regenerate injured tissue. When scientists removed the protein in mice, muscles struggled to repair themselves, and muscular dystrophy progressed dramatically faster.

Scientists have uncovered a surprising way that fructose, a sugar commonly found in sweetened foods and drinks, may help aggressive ovarian cancer spread. Researchers discovered that cancer cells surviving chemotherapy release fructose that weakens the bonds holding neighboring tumor cells together, making it easier for cancer to spread. High dietary fructose levels and cholesterol-lowering statins also produced concerning effects in preclinical experiments.

A study of more than 750,000 pregnancies found that early exposure to Ozempic, Wegovy, and similar drugs was not linked to increased pregnancy complications when used for weight loss, but was associated with a higher risk of premature birth when prescribed for diabetes. The surprising difference suggests that diabetes itself may be driving the risk, although researchers caution that the drugs' safety during pregnancy remains uncertain.

NASA's Perseverance rover has confirmed complex organic carbon just beneath the surface of ancient Martian rocks, raising intriguing questions about the Red Planet's potential to have supported life. The remarkable preservation of these compounds, along with similar discoveries thousands of miles away, suggests the building blocks of life may once have been widespread across Mars.

The massive solar storm that illuminated skies worldwide in May 2024 has uncovered an unexpected twist: Earth's own atmosphere may have helped make the storm so powerful. Satellite measurements revealed that roughly 85% of the charged particles fueling the disturbance originated from Earth's upper atmosphere rather than the solar wind. Scientists also detected an extraordinary 40% weakening of Earth's magnetic field high above the planet.

A mysterious force driving the expansion of the Universe may have undergone a dramatic reversal billions of years ago. Scientists exploring an overlooked branch of an alternative gravity theory discovered that dark energy could have switched from negative to positive roughly 9.5 billion years ago, potentially changing how we understand cosmic history.

Scientists have discovered a faster way to identify diamond-based materials that could power quantum computers and sensors at room temperature. The breakthrough has already revealed promising new quantum building blocks that could help unlock computing capabilities far beyond those of today's supercomputers.

Researchers at Brown University have overcome a major obstacle to creating ultra-low-power computer chips that could help slash the energy demands of AI. Their breakthrough eliminates a long-standing "dead layer" problem that causes promising materials to stop working when made extremely thin. Remarkably, the new technique not only preserves the materials' electrical and magnetic properties at nearly atomic thicknesses but also gives them enhanced magnetic capabilities

Crows may be even smarter than we thought, and their brains are astonishingly fast. Researchers at the University of Tübingen discovered that crows can make visual decisions twice as quickly as humans and monkeys, taking just 235 milliseconds on average to identify the direction of moving dots while maintaining remarkable accuracy.

A surprising new study suggests that where men get their protein may be linked to their testosterone levels. Researchers studying more than 2,500 men found that higher animal protein intake, particularly from dairy, was associated with lower testosterone, while plant protein was linked to higher levels. The findings raise intriguing questions about how everyday food choices might relate to male hormone levels.

Colorectal cancer is making an alarming comeback in the United States after more than 20 years of declining rates, and the increase is no longer limited to younger adults. A major new study found rising rates across nearly every age group under 70, including older Americans who have historically benefited most from cancer screening.

A surprising new study suggests that walking, jogging, and even traditional weight training may be less effective at stimulating bone formation than high-intensity sports involving explosive movements and sudden changes in direction. Researchers found that activities such as football and handball increased markers of bone formation by up to 46%, potentially revealing a better way to protect bones against aging and osteoporosis.

A remarkable discovery in a South African cave suggests that an extinct human relative may have created an all-female burial site more than 240,000 years ago. Scientists analyzed ancient proteins preserved in Homo naledi teeth and found no male-specific markers among at least 20 individuals, potentially solving a mystery that has puzzled researchers for over a decade.

Researchers have discovered that a familiar tropical butterfly actually belongs to three nearly identical species, including one previously unknown to science. Hidden ultraviolet wing patterns and DNA differences revealed the truth, leaving scientists puzzled about how the butterflies remain genetically separate despite living side by side.

Scientists have developed an AI-powered approach that makes experimental bionic vision technology more precise, helping predict the flashes and shapes of light perceived by a blind man with a brain implant. By learning how an individual's brain responds to electrical stimulation, the technology could bring researchers closer to restoring some degree of sight to people with blindness.

Earth's water may have been born in the planet's fiery atmosphere rather than delivered by icy comets or asteroids. Scientists discovered that rocky pebbles reacting with hydrogen under extreme heat can produce water in minutes, potentially generating hundreds of oceans' worth during Earth's formation. The findings suggest that water may be a natural part of how rocky planets form, rather than something that must arrive from space.

The Antarctic ozone hole expanded to its seventh-largest size on record in 2026, driven by unusual weather conditions that pushed it close to its historic maximum. Scientists say international restrictions on ozone-destroying chemicals prevented even greater damage, and Earth's protective ozone layer is still recovering.

A new study found that energy drinks and stimulant supplements were linked to disproportionately frequent reports of serious heart problems, including 11 times more reports of cardiac arrest and 4.5 times more reports of heart attacks. Young adults accounted for nearly half of the cardiovascular reports involving these products, raising concerns about their potential risks despite the study being unable to prove causation.

New research involving more than 440,000 Americans links cannabis use to increased cardiovascular risk, with occasional users showing 40% higher odds of reporting a history of stroke. The findings suggest that even infrequent marijuana use may warrant concern, although researchers have not established that cannabis directly causes strokes or heart disease.

A groundbreaking new supercomputer simulation is revealing how the universe escaped its cosmic dark age and transformed into a cosmos filled with stars and galaxies. Called Lumina, it recreates 2 billion years of early cosmic history across a region 1.6 billion light-years wide, capturing extraordinary details that previous simulations could not.

Scientists have uncovered fossils of a giant rodent that lived in Thailand 34 million years ago, revealing that enormous rodents evolved much earlier than previously thought. Named Yakamys sirindhornae, the ancient animal may have weighed around 66 pounds, roughly twice as much as other known rodents of its time.

Researchers have created a quantum computer that stores information in microscopic vibrations, potentially making quantum machines smaller, more powerful, and better at preserving information. The breakthrough successfully demonstrated advanced quantum calculations and could help overcome major barriers to practical quantum computing.

Even when bad cholesterol is brought down to healthy levels, some people remain at risk of heart attacks, and scientists may have discovered why. Researchers identified two types of fat-carrying particles that appear to promote inflammation and damage blood vessels through mechanisms beyond cholesterol buildup.

Scientists have discovered that the intricate patterns of hair follicles on mammals may arise from a remarkably simple process involving cells following chemical signals. The findings challenge a long-standing theory and reveal how nature can create complex biological patterns without a detailed blueprint.

NASA’s Parker Solar Probe has revealed a surprising secret hidden within the chaos of space: turbulent magnetic fields reverse their direction of rotation when examined at extremely small scales. The discovery exposes an unexpected pattern in solar wind turbulence that could help scientists better understand solar activity and predict geomagnetic storms.

A bizarre, heavily armored amphibian roamed the oceans 237 million years ago, despite the fact that modern amphibians cannot survive entirely in saltwater. Discovered in China, the giant salamander-sized creature may be the first known amphibian to have adapted to a fully marine existence.

After more than a year of simulated life on Mars, four NASA volunteers have finally emerged from isolation, bringing a remarkable space exploration experiment to an end. Their experiences growing food, conserving resources, and overcoming Mars-like challenges could help NASA prepare for humanity's future on the Moon and Mars.

NASA is putting $500,000 on the line in a new competition to accelerate the development of advanced electric rocket engines for satellites and future space exploration. The AMPERE Challenge will reward up to two U.S. companies with cash prizes and access to NASA testing facilities to help bring promising propulsion technology closer to real-world missions.

A surprising study of more than 4,500 older adults found that people who were overweight or obese when diagnosed with dementia had a 16% to 27% lower risk of death than those at a normal weight. Researchers suspect that extra energy and muscle reserves may help patients survive the disease's toll on the body, although the reason for the survival advantage remains unclear.

A bizarrely deformed 1834 British silver coin found at a car boot sale may preserve evidence of a rare minting accident nearly 200 years ago. Advanced 3D scans and microscopic analysis revealed unusual metal distortions suggesting the coin was crushed under extreme pressure, potentially during its original production.

Global fossil fuel emissions are projected to fall in 2026 as renewable energy and electric vehicles gain ground, but rising emissions from deforestation threaten to push total CO2 emissions to a new record. Scientists warn that the world's remaining carbon budget for limiting warming to 1.5°C could be exhausted in less than four years, even as a lasting decline in emissions appears increasingly within reach.

A surprising discovery suggests that some early signs of Alzheimer’s disease may begin outside the brain. Using miniature laboratory systems made from human cells, scientists found that genetic mutations associated with inherited Alzheimer’s can disrupt nerve-to-muscle connections without any involvement from the brain or spinal cord. This could help explain why some patients experience changes in balance, walking, and coordination long before memory problems develop.

Scientists have discovered that the first animals to venture onto land nearly 380 million years ago had surprisingly stiff necks, overturning a long-standing theory about evolution. Rather than evolving to help animals turn their heads, necks may have emerged as part of the anatomical changes that allowed them to move using their front limbs.

Scientists have uncovered a hidden gut-to-brain dopamine pathway that helps explain why bitter coffee and other initially unpleasant flavors can become favorites over time. The discovery reveals how the brain learns to crave certain foods and could eventually lead to new ways of reshaping eating habits and food preferences.

Scientists have discovered that pantethine, a readily available vitamin B5 derivative, can calm overactive immune cells and may help fight psoriasis. The supplement prevented psoriasis in mice and showed promising results in a small human trial, revealing an unexpected connection between cholesterol and autoimmune inflammation.

NASA has revealed an accelerated plan to land astronauts on the Moon in 2028, with SpaceX and Blue Origin developing competing lunar landers and a crucial orbital test scheduled for 2027. Faster rocket preparations, new lightweight spacesuits, and redesigned missions could help pave the way for a permanent lunar presence and future human exploration of Mars.

CERN scientists have finally found evidence of a particle decay so rare that it happens only once in roughly 10 billion decays, ending a search spanning more than 40 years. The breakthrough could help physicists uncover hidden particles and forces that lie beyond the reach of today's most powerful accelerators.

For the first time, a robot has autonomously built part of a structure in space, demonstrating a breakthrough that could fundamentally change space exploration. The technology could one day allow scientists to construct enormous telescopes, communications antennas, and solar power stations in orbit, far beyond the size limits of today's rockets.

A provocative new cosmological model suggests the Universe could be 26.7 billion years old and might not need dark matter or dark energy to explain its behavior. University of Ottawa researchers tested the theory against several major astronomical observations, finding that it could explain galaxy rotation, cosmic expansion, and the formation of early elements.

A massive study of more than 120,000 older adults suggests that common osteoporosis drugs may reduce the risk of Alzheimer’s disease and other dementias by up to 24%. The surprising findings raise the possibility that medications already used to strengthen bones could also help protect the aging brain.

A breakthrough in telescope imaging could reveal countless alien worlds that have been hiding in plain sight. Scientists developed a new technique that uses a digital twin of the James Webb Space Telescope to remove the overwhelming glare of stars, making faint exoplanets two to 15 times easier to detect than with conventional methods. The technology has already uncovered a previously hidden planet in existing telescope data and could reveal many more.

A surprising new weapon against microbes linked to head and neck cancer could be as simple as chewing gum. Scientists developed a bioengineered gum that reduced HPV levels by up to 93% in oral samples from cancer patients and nearly eliminated two harmful bacterial species after a single dose of its extract. Even more promising, the treatment spared beneficial bacteria in the mouth.

A major review of more than 350 studies suggests that eating less protein could slow aging, improve metabolic health, and potentially extend lifespan, challenging the widespread belief that more protein is always better. Researchers warn that many sedentary adults may be consuming too much protein, while emphasizing that individual needs depend on age and physical activity.

The Shroud of Turin, one of history's most mysterious religious artifacts, is yielding surprising new clues through DNA analysis. Scientists have uncovered a complex mixture of biological traces that may reveal more about the cloth's past and the environments it encountered. The findings offer a fresh scientific perspective on a centuries-old mystery that continues to spark fascination and debate.

Ancient manuscripts, including the 1,000-year-old York Gospels, have revealed traces of a deadly sheep virus whose history stretches back more than 3,700 years. Scientists discovered that the virus has remained remarkably unchanged for millennia, turning historic parchment into an unexpected record of ancient disease outbreaks.

Scientists have discovered that a buildup of a protein called Miro1 may be a hidden driver of insulin resistance in Type 2 diabetes, with preclinical experiments showing that removing it restores the muscles’ response to insulin. Exercise was also found to lower Miro1 levels in people with diabetes, revealing a potential new pathway for treating the disease.

A surprising new study reveals that mosquitoes have very different tastes in humans, with each species attracted to its own combination of skin odors, chemicals, and bacteria. The discovery challenges the idea of a universal mosquito magnet and could lead to more effective repellents against dangerous disease-spreading mosquitoes.

Scientists have discovered a surprising quantum limit that prevents electrons from being tracked with unlimited precision in both space and time. The breakthrough could pave the way for manipulating chemical reactions and developing electronics hundreds of thousands of times faster than today's technology.

A remarkable fossil discovery in Colombia is challenging how scientists understand major evolutionary changes in Earth's history. Researchers uncovered an incredibly diverse ancient marine ecosystem where giant reptiles, sharks, and other creatures thrived as older evolutionary groups approached extinction and newer ones emerged. They call this previously unrecognized pattern a "Biotic Inflection," suggesting that major transformations in life can occur without mass extinctions.

A nuclear explosion might save Earth from a deadly asteroid, but new research suggests that hitting the wrong side could make the difference between success and disaster. Scientists found that an asteroid's irregular shape can dramatically affect how it responds to an X-ray blast, with deflection effectiveness varying nearly fivefold depending on the angle.

Scientists investigating a 2,800-year-old Siberian tomb discovered roughly 1,000 cannabis seeds and chemical evidence suggesting ancient Scythians used the plant for its intoxicating effects. The remarkable find, surrounded by evidence of elaborate burial rituals and animal sacrifices, offers the oldest directly dated archaeological evidence of psychoactive cannabis use.

Mysterious gas emissions and fresh volcanic fissures suggest that Mars may not be geologically dead after all, with hot magma potentially still active deep underground. The discovery could point to hidden pockets of warmth and chemical energy capable of supporting microbial life beneath the Red Planet’s surface.

A study of more than 17,700 US adults found that people who use cannabis in multiple forms have dramatically higher rates of daily consumption and addiction symptoms than those who stick primarily to one method. Nearly 67% of those who used almost every form met criteria for cannabis use disorder, compared with just 15% of people who mainly consumed edibles.

After more than 35 years of research, scientists have uncovered surprising clues about what really drives Lyme disease risk. Contrary to longstanding assumptions, deer populations appear less important than mice, which can fuel a 40% increase in tick numbers the following year. Even acorn production can predict tick population surges two years in advance, while extreme temperatures may be far less deadly to ticks than scientists once believed.