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Organic carbon detected in Bright Angel rock formation on Mars

In September 2025, NASA announced that its Perseverance rover had discovered a potential biosignature, which is a substance or structure that might have a biological origin. A new paper, published in Science Advances, unambiguously confirms the detection of organic carbon, the bu

Admin Recifes 15/07/2026 2

How longer exciton lifetimes could ease efficiency trade-off in organic solar cells

Although the efficiency of organic solar cells has now risen to more than 20%, there are physical limits that make it difficult to further increase their performance. A research team from Linköping University in Sweden, the University of Potsdam, the Paul-Drude-Institut in Berlin

Admin Recifes 15/07/2026 2

Osteopenia is silently weakening bones in millions of people

Osteopenia is a common but often overlooked condition that causes bones to become less dense and more fragile. Because it develops silently, many people only discover they have it after a fracture or bone scan. Aging, menopause, poor diet, and inactivity can all contribute to bon

Admin Recifes 15/07/2026 2

Polanski and unions warn Burnham against backsliding on climate action

Debate in Labour and union movement over climate commitments as many call for Burnham not to allow drilling in North SeaAnalysis: ‘Act on the evidence outside the window’: Andy Burnham urged to stick to net zero targets if he becomes PMBacksliding on climate action would drive th

Admin Recifes 15/07/2026 2

Why climate change could make staple crops less nutritious—and how CRISPR may help

At present, more than 700 million people live with caloric hunger, and more than 2 billion suffer from micronutrient deficiencies, known as "hidden hunger." By prioritizing high yield over nutritional quality, global calorie production has increased while exacerbating vitamin and

Admin Recifes 15/07/2026 3

Growing up gets less scary with time, research finds

As young adults, many millennials feared growing up more than past generations. But they've come around to it as they age, research published in the journal Developmental Psychology has found.

Admin Recifes 15/07/2026 2

How fair climate action works: Findings from 88 countries with 5 billion people

A study by the Potsdam Institute for Climate Impact Research (PIK) now sheds light, for the first time, on the carbon intensity of household consumption across much of the world—and thus on the distributional impact of climate policy, which, after all, makes carbon more expensive

Admin Recifes 15/07/2026 2

This single well-known and widespread butterfly is actually three species in disguise

The tropical rainforests of Central and South America are among the most biodiverse places on Earth. Costa Rica alone is home to half a million species, five times more than exist in the entire country of Canada, despite the former having 200 times less land area than the latter.

Admin Recifes 15/07/2026 2

Sponges may cut methylmercury contamination in marine food webs by more than 50%

Marine sponges may play an important, previously underestimated role in reducing methylmercury contamination in marine food webs. In a new modeling study, researchers at Helmholtz-Zentrum Hereon showed that sponges can significantly influence the spread of this environmental toxi

Admin Recifes 15/07/2026 2

Heat wave bakes 100 mn Europeans at over 35C

At least 101 million Europeans were forecast to swelter in temperatures of more than 35C on Thursday, as scores of people were thought to have been killed by the heat wave.

Admin Recifes 15/07/2026 2

Thirsty desert lizards inspire a new water-harvesting system

When the desert horned lizard (Phrynosoma platyrhinos) is thirsty, it cannot just lap up water or scoop it up like a bird because it lives in environments where water is extremely scarce. Typically, it's found in damp soil or, even more rarely, in drops of rain.

Admin Recifes 15/07/2026 2

Tarmac playgrounds and windows that don’t open: why hot spells turn our schools into heat

Our schools are a dated mix of single glazing, dodgy pipes and atriums like Kew hothouses. They urgently need retrofitting for a changing climateThis week’s soaring summer temperatures have put a spotlight on our schools and their ability to cope, with one in Hertfordshire tellin

Admin Recifes 15/07/2026 2

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