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Emotional ups and downs boost engagement but reduce sales in livestream influencer selling

Influencers who frequently switch between emotions during livestreams may attract more likes and comments, but they are likely to sell fewer products, according to new research from QUT. Published in the Journal of the Academy of Marketing Science, the research analyzed more than

Admin Recifes 15/07/2026 1

Making scents of cannabis: How cannabis cultivar and preparation methods influence aroma

Ongoing research reveals how the aroma of cannabis is influenced not only by the chosen cultivar, but also by different drying and storage methods. Through a combination of high-resolution chromatography and human-perception aroma assessments, this project provides detailed insig

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New Horizons watches the solar wind as it slows down

Where does the solar system end and interstellar space begin? That's a question scientists have been working to answer using spacecraft traveling beyond the sun's influence. A team of researchers from the Southwest Research Institute, led by Heather Elliott, is using the Solar Wi

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Isotope probing shows soil is packed with dormant viruses lying in wait

A single gram of soil contains between 10 million and 1 billion viruses. Most of those viruses do not infect plants, animals or people, but they do target bacteria and other microbes. Because of their influence on microbial communities, viruses can affect nutrient cycling and soi

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Social media influencers who match racial, ethnic identity of their audiences have a bigge

Food marketers increasingly use people for paid promotions who share the racial and ethnic identities of their target audiences because such "identity congruence" is seen as persuasive. This strategy has migrated to social media, where it can reach millions of users daily, includ

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How economic expectations and political polarization influence fertility rates and the num

The University of Barcelona participated in a study that uses an unexpected change of government in Spain—the Spanish Socialist Workers' Party (PSOE) defeated the PP, against the odds, in the March 2004 general election—to examine whether changes in economic expectations affected

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A vitamin A discovery is changing what scientists know about vision

A surprising discovery is reshaping scientists' understanding of how humans develop sharp central vision before birth. Instead of blue cone cells migrating away from the retina's center, the study found they transform into red and green cones under the influence of vitamin A-rela

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Camera traps reveal Chornobyl wildlife changed routines during Russian occupation

An international research team has for the first time investigated how an unfolding armed conflict influenced the behavior of wild animals. Using camera traps, the scientists documented how the Russian occupation of the Chornobyl Exclusion Zone during the 2022 war in Ukraine affe

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We say thanks to all our selfless spineless pals | First Dog on the Moon

While I have no influence on the Guardian committee, I know who this year’s winner of the Invertebrate of the Year competition should beNominate your Invertebrate of the Year now! You have until midnight on Monday 13 July to submit your responseSign up here to get an email whenev

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Scientists discovered the brain doesn't make decisions the way we thought

A new study suggests the brain begins making decisions much earlier than scientists previously thought. Researchers found that even primary sensory regions are influenced by higher brain areas through rapid feedback loops, rather than simply passing information forward. This more

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Study links sea level to Earth's carbon thermostat

Earth has a natural thermostat that has kept the planet habitable for more than 100 million years. Scientists have struggled to fully explain how it works, but new research identifies a missing link between phosphate availability and sea level. Temperature influenced the size of

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As super El Niño draws global attention, the Indian Ocean may hold the key to Mediterranea

As scientists around the world closely monitor the possible development of a powerful "Super El Niño," a new study suggests that another tropical ocean deserves equal attention. Researchers have found that temperature changes in the Indian Ocean can significantly influence winter

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