Notícias · Recifes

A single origin story for the Milky Way's most mysterious stars

Lurking at the heart of the Milky Way, Sagittarius A* (Sgr A*) is a supermassive black hole four million times the mass of the sun, surrounded by a puzzling collection of young, massive stars whose orbits have long defied explanation. Astronomers have proposed various competing t

Admin Recifes 15/07/2026 2

New solid-state material converts sunlight into higher-energy UV light

A new sunlight-powered material can convert visible light into higher-energy UV light, overcoming a challenge that has frustrated scientists for years. The breakthrough could enable cleaner air purification, solar-driven chemistry, and advanced manufacturing technologies using no

Admin Recifes 15/07/2026 2

Whitebait rapidly switch life cycles when earthquakes cut off route to sea

Aotearoa New Zealand whitebait can rapidly switch their life cycles in response to sudden environmental changes, new University of Otago—Ōtākou Whakaihu Waka research shows. The research is published in the journal Nature Communications.

Admin Recifes 15/07/2026 3

Moderate harmful algal bloom predicted for western Lake Erie. Could impact coastal recreat

NOAA and its research partners are forecasting a moderate harmful algal bloom (HAB) in western Lake Erie this summer. This year's bloom is expected to measure 3.5 on the HAB severity index, with a potential range of 3 to 4.5. Experts from NOAA and their government and academic pa

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Queda no preço do petróleo e impacto na mistura de etanol à gasolina

Análise de Miguel Daoud sobre a queda do petróleo e suas consequências para o etanol na gasolina e o agronegócio brasileiro O post Queda no preço do petróleo e impacto na mistura de etanol à gasolina apareceu primeiro em Canal Rural.

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Temperaturas negativas no Brasil e calor extremo na Europa

Frio intenso no Brasil contrasta com calor recorde na Europa, onde Paris registrou 44,3ºC, o maior desde 1947. Entenda os desdobramentos. O post Temperaturas negativas no Brasil e calor extremo na Europa apareceu primeiro em Canal Rural.

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PEC Brasil 2026: maior feira agropecuária do Norte e Nordeste começa em Fortaleza

A PEC Brasil 2026, a maior feira agropecuária do Nordeste, inicia em Fortaleza com expectativa de 100 mil visitantes e R$ 150 milhões em negócios O post PEC Brasil 2026: maior feira agropecuária do Norte e Nordeste começa em Fortaleza apareceu primeiro em Canal Rural.

Admin Recifes 15/07/2026 4

‘We feel like the peasants’: women and low-income families bear brunt of heatwave

As temperatures soar across Europe, cities are struggling to adapt, further exacerbating socioeconomic divisions The heatwave afflicting western Europe is the worst ever, with the combination of heat and humidity fuelled by the climate crisis making scores of cities feel unliveab

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Adapting to the heat: four ideas from European cities

From checking on older neighbours to greening spaces, some cities are stepping up efforts to keep people safeEurope live – latest updatesExtreme heat has seared Europe this week, with the UK smashing its top heat record for June for three days in a row, and France sweltering thro

Admin Recifes 15/07/2026 4

California's unidentified coastal species get a DNA library of their own

The closest thing marine taxonomists have to the Olympics is now underway in San Diego. But instead of racing for medals, leading scientists are spending two weeks working together to catalog the extraordinary diversity of life along the California coast.

Admin Recifes 15/07/2026 4

UK June heat record broken for third day in a row as ministers urged to act

Plans to protect people fall ‘far short of what is needed’, government told, as MP warns of heatwave deathsUK politics live – latest updatesThe UK government is facing increasingly urgent calls for action to protect people against the intensifying effects of the climate crisis, a

Admin Recifes 15/07/2026 4

Global rice paddy greenhouse gas emissions have doubled during the past six decades, study

Rice paddy greenhouse gas emissions have doubled during the past 60 years—but practical farm changes could cut methane emissions and support global climate targets without reducing food production, a team led by Boston College scientists reports in the journal Nature Food.

Admin Recifes 15/07/2026 3

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