Notícias · Recifes

Astronomers find an enigmatic source that is most likely a Little Red Dot in formation

Astronomers have, for the first time, found a source in the process of becoming a Little Red Dot, using the James Webb Space Telescope (JWST). Little Red Dots are likely early galaxies and some of the most intriguing objects found with JWST at high redshifts. The team, led by Kar

Admin Recifes 15/07/2026 2

Country diary: A story of water pollution, told in seaweed | Sara Hudston

Charmouth, Dorset: On a busy beach day, I find bright green gutweed thriving by the river mouth. It’s resilient – and loves the nutrients found in sewageCharmouth beach is always busy. Even on grey and stormy winter days, walkers and their dogs patrol the hissing waves, and fossi

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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

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‘Happy vowel’ is a key indicator of social class in Manchester accents, study finds

Final vowel in words such as happy, baby and chilly varies clearly by social class across the city Pronunciation of the “happy vowel” is one of the key indicators of social class in Mancunian accents, researchers have found.A sociolinguistic study, by Lancaster University and the

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New Orleans residents on warning to abandon sinking city: ‘Nobody wants to leave home’

After a recent study found New Orleans is at a ‘point of no return’ amid the climate crisis, some locals say they will ‘only leave if forced to’. But what would it take to stay?When a study in May concluded that New Orleans has hit a “point of no return” due to the climate crisis

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Were Clovis foragers in Late Pleistocene North America big-game hunters, or just big-game

There are currently 15 well-documented Late Pleistocene localities in North America in which Clovis points are found associated with proboscidean remains (of mammoth, mastodon and gomphothere). Archaeologists routinely assume these localities represent evidence that Clovis people

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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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How mating competition, age and sex shape immune systems in wild bats

A new study of wild bats reveals that an animal's immune system is shaped by more than its need to fight infections. Researchers from the University of Maryland have found that sex, age and competition for mates influence how bats balance different types of immune defenses—provid

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Scientists fear seabird die-off as El Niño looms: ‘We don’t know how bad this will get’

Many seabirds are starving to death as a marine heat wave lingers off California and fish seek deeper, cooler watersWithin minutes of walking on a San Diego beach, marine ornithologist Tammy Russell found the feathered carcasses – one after another.Some were mixed in with washed

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TESS just found a planet in a new way—and more may be hiding in its eight years of data

For the first time, NASA's TESS (Transiting Exoplanet Survey Satellite) mission has identified a planet orbiting a distant star thanks to its warping of space-time. Unlike the star-hugging transiting planets TESS regularly reveals, the newfound microlensing world is a super-Jupit

Admin Recifes 15/07/2026 2

Scientists reveal what really happens when water is trapped in tiny spaces

A decades-old puzzle about water has finally been unraveled. Researchers found that water trapped in tiny nanoscale spaces is not inherently more reactive. Instead, the intense pressures created inside these microscopic gaps explain most of the effect, while the surrounding mater

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EU-approved pesticide found to have potential effects on brain development

New study on fluazinam’s neurotoxicity comes up with different findings from earlier report based on manufacturer’s dataResearchers who re-ran a crucial fungicide study on neurotoxicity have come up with significantly different findings, and campaigners argue that the substance s

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