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It's not your fault -- Your brain is self-centered

A study published in Psychological Science found that our brains automatically prioritize self-referential stimuli, such as our names or faces, over random information. This 'self-referential bias' can drive decisions and behaviors, potentially leading to selfish outcomes.

SourceDuke University·JournalPsychological Science·DateMar 13, 2019

How to take a census of Earth's biodiversity? One team of researchers has a plan

Researchers propose a new method to measure and track plant and animal populations, known as the 'hypercube,' which can generate health stats for the planet. The goal is to provide policymakers with accurate information to make sound conservation decisions, including assessing progress toward national and international policy goals.

SourceFlorida Museum of Natural History·JournalNature Ecology & Evolution·DateMar 11, 2019

Electrical signals kick off flatworm regeneration

Scientists have discovered that electrical activity is the first known step in planarian flatworm regeneration, starting before genetic machinery kicks in. This breakthrough enables cells to communicate and make decisions about their position and overall organ structure.

SourceCell Press·JournalBiophysical Journal·DateMar 5, 2019

New in the Hastings Center Report, January-February 2019

The article explores the intersection of social media, emerging technologies, and medical ethics. Bioethicists discuss various issues such as bias in AI systems and patient relationships affected by social networking sites. The authors also provide recommendations for addressing ethical challenges in these areas.

SourceThe Hastings Center·JournalHastings Center Report·DateFeb 21, 2019

Visualizing mental valuation processes

A new computer model has been developed to map mental valuation processes in the brain, enabling accurate predictions of food choices. The model takes into account individual valuations and efficiency principles, allowing for the prediction of decision behavior.

SourceETH Zurich·JournalNature Neuroscience·DateFeb 19, 2019

To tool or not to tool?

Researchers studied tool-related decision-making in orangutans and found they carefully considered factors like tool functionality and food quality. The apes chose the tool when it worked with the apparatus, but prioritized immediate food rewards if the tool was non-functional.

SourceUniversity of Vienna·JournalPLOS ONE·DateFeb 14, 2019

Snails become risk-takers when hungry

Hunger increases risk-taking behavior in snails by altering brain control mechanisms, allowing them to ingest potentially harmful substances. The study's findings have major societal relevance, highlighting the importance of motivation in controlling feeding behavior.

SourceUniversity of Sussex·JournalScience Advances·DateNov 21, 2018

New study: Parents put nature in the shopping basket

A new study from the University of Copenhagen found that parents consider naturalness a benchmark for consumer choice, driven by concerns over health and protection. This preference is rooted in the increased responsibility felt by parents to make informed decisions about their children's well-being in a knowledge society.

SourceUniversity of Copenhagen - Faculty of Science·JournalInternational Journal of Advertising and Marketing to Children·DateNov 12, 2018

Even small gifts boost business

A study by the University of Zurich found that even small gifts can significantly increase sales, particularly when given to the boss. In a controlled experiment, sales representatives gave customers six tubes of toothpaste worth around 10 francs, leading to orders almost twice as high.

SourceUniversity of Zurich·JournalManagement Science·DateOct 4, 2018

Do we trust people who speak with an accent?

A study by McGill University found that confidence in speech can overcome accent bias, making accented speakers equally believable to native speakers. The researchers discovered different brain regions are activated when evaluating speech from within and outside groups.

SourceMcGill University·JournalNeuroImage·DateSep 18, 2018