A Universe Without Dark Matter? Radical New Model Challenges Modern Cosmology

Big Bang Universe ExplosionAn older universe could give unexpectedly mature early galaxies billions more years to grow, according to a model that also reproduces galaxy rotation without dark matter. To explain how galaxies rotate, the standard model of the universe relies on dark matter, an unseen source of gravity. A new paper published in Monthly Notices of the […]

Scientists Trap a Single Antimatter Particle for Months in Quest To Solve the Universe’s Biggest Mystery

Matter Antimatter ParticlesA single particle of antimatter, suspended for months in a laboratory trap, could help physicists unravel why matter survived to build the universe around us. Northwestern University physicists have brought a positron, the electron’s antimatter counterpart, into a precisely controlled quantum state for the first time. After capturing the energetic particle from radioactive decay, they […]

A Tiny Region Deep Inside Your Brain Helps Decide What You Remember

Cerebral Amygdala Human Brain AnatomyScientists have discovered that a small brain region best known for processing emotions plays a surprisingly broad role in determining which experiences become lasting memories. The brain records countless sights and experiences every day, yet only a fraction become lasting memories. Scientists have now identified a pattern of neural activity that helps predict what will […]

Scientists Develop a Groundbreaking Rechargeable Battery That Runs on Vitamin B12

Improved High Tech Battery ConceptThe same vitamin found in everyday foods could eventually help store surplus renewable electricity, after an experimental zinc-air battery using B12 completed up to 250 recharge cycles. The search for safer, more sustainable batteries is leading scientists to some unexpected places, including the chemistry of vitamins. Researchers at the University of Córdoba in Spain have […]

Scientists Discover California Has Way More Bugs Than Anyone Imagined

A Trio of Ceanothus SilkmothsCalifornia is teeming with thousands of insect species science has yet to name, and its wild places hold more distinct worlds of tiny creatures than researchers realized. California is home to an astonishing variety of insects, from the deserts of the Mojave to the forests of the Sierra Nevada. But scientists are discovering that the […]

Your Brain Chemistry Could Change How You Understand Language

Learning English Language Brain LettersA single word can overturn your understanding of a sentence, and your brain chemistry may shape how hard you work to make sense of it again. Even a single word can change the meaning of an entire sentence, forcing the brain to rethink what it just read. But how efficiently the brain handles these grammatical […]

Scientists Discover a Hidden Immune System Difference That Could Explain Why Obesity Affects Men and Women Differently

Overweight Man Woman Holding Belly FatScientists have discovered that immune cells in fat tissue behave differently in males and females, potentially helping explain sex-specific responses to obesity. A type of immune cell best known for its role in allergies and asthma may help explain why obesity affects males and females differently. Researchers at the University of California, Riverside found that […]

Scientists Discover a Powerful Plastic-Eating Enzyme Hiding in an Ordinary Compost Heap

Wax Moth LarvaAn enzyme found in compost broke down small amounts of polyurethane foam in laboratory tests, offering an early lead toward gentler ways to recycle a stubborn plastic. The polyurethane used in mattress foam, shoe soles, and refrigerator insulation is notoriously difficult to recycle on an industrial scale. A very large share of the millions of […]

This $10,000-a-Pound Spice Could Help Save Colorado Farmers

Purple Saffron Flower Vibrant Red ThreadsBeneath Denver’s solar panels, a spice nicknamed “red gold” is yielding a promising harvest that could help Colorado farmers earn more with less water. At Colorado State University Spur, horticulture graduate student Reece Bailey is investigating whether saffron could become a profitable addition to the state’s farms. His experiments in the campus’s urban gardens and […]

More Than a Billion Years of Earth’s History Is Missing – Scientists May Finally Know Why

Planet Earth Fault Lines Tectonic PlatesEarth’s rocks are missing more than a billion years of history in some places, and the slow rise and fall of continents may explain how those chapters disappeared. A study led by University of Wollongong (UOW) PhD candidate Santosh Dhungana suggests that the slow rise and fall of continents helped create the Great Unconformity, a […]

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