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Scientists discover a surprising link between vitamin C and brain health

Could something as simple as vitamin C help support a healthier aging brain? In a study of more than 2,000 older adults in Japan, researchers found that people with lower vitamin C levels in their blood also tended to have less gray matter and weaker connections in a key brain ne

Admin Recifes 15/07/2026 1

Polymer network reconfigures in sequence, helping elastomers stay tough under strain

Shock-absorbing sneaker soles are likely made of polyurethane, a highly elastic and tough polymer. The ability of these elastomers to absorb impact without breaking is extremely important for practical applications. While multiple strategies exist for enhancing elastomer toughnes

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Helping children navigate the emotional aftershocks of an earthquake

The devastating earthquake in Venezuela has left countless families grieving, displaced and searching for loved ones. For many South Florida families with ties to the region, the tragedy feels especially close to home.

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XMM-Newton and Chandra help revise distance to Milky Way's outer spiral arms

The European Space Agency's XMM-Newton and NASA's Chandra X-ray space telescopes have spotted the aftermath of three bright explosions echoing through the outer spiral arms of our galaxy, the Milky Way. By measuring the distance to these echoes, they found the outer arms to be up

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Taking advantage of an enzyme mutation to help soybeans fight a billion-dollar pest

Beneath the surface of soybean fields, an invisible threat is costing farmers billions. Now, researchers at the University of Missouri are uncovering how nature itself may hold the key to fighting back. The soybean cyst nematode—a microscopic worm that attacks plant roots and sip

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Scrolling for science: How a Twitter post discovered a new wasp in Fukuoka, Japan

The next time you post a nature photo online, you might be contributing to a major scientific breakthrough—just as several citizen scientists did when they helped discover the wasp Eupelmus curvator in Japan.

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New research shows why startups may be learning the wrong lessons from customers

A study by ESMT Berlin shows that startups often learn the wrong lessons when entering a market if they do not coordinate pricing, advertising and inventory decisions. The researchers show that targeted experiments with price and advertising help firms better understand customer

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Ancient gum disease may have helped reshape jaws before human brains expanded

Human evolution is generally explained through changes in brain size, locomotion or tool use, but new research from Wits University suggests that gum disease and changes in facial structure may have been important factors in shaping the evolutionary path that ultimately led to mo

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Tree size, not age, may speed habitat recovery for endangered Indiana bats

Bugs run rampant in the summer, and if you have ever suffered a mosquito bite and regretted not putting on bug spray, you should know about nature's insect repellent: the Indiana bat. Federally endangered since 1967, the Indiana bat (Myotis sodalis) helps with pest control and su

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Hidden for decades, hospital superbug built resistance in waves, peaking in the mid‑2000s

Decades-old hospital samples have helped University of East Anglia (UEA) researchers uncover how a deadly antibiotic-resistant "superbug" quietly tightened its grip across the globe. It lurked in hospital corridors for decades, largely unnoticed by the wider public.

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Can Bolivia’s historic big cat release help change jaguar conservation in the country?

Poaching and wildfires have driven the country’s jaguar population to a critical level, and until now even rescued animals faced life in captivity. A new approach to rehabilitation could change that – but critics are unsureA tentative paw emerged from a steel cage on to the sandy

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Weatherwatch: Cleaner clouds may slow rate of global heating

Study shows falling dust levels are making clouds more reflective, an effect not taken into account in climate modelsCleaner clouds are helping to slow the rate of global heating, a study shows. Falling levels of dust in the atmosphere are making clouds more reflective. This prev

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