Science News (January 2025)

Still not that much in the way of science news. I expect scientists along with many others are still reeling and adapting to changes being instituted by the new Trump administration.

  • I’ve posted news about the GLP-1 weight loss drugs several times already but this one is about how they are already changing household consumption patterns. This study shows that households with at least one GLP-1 user are spending 6% less on groceries within six months of starting the drug. Furthermore the reductions are focused on lower purchases of calorie-dense, processed foods. Similar reductions are seen at fast-food chains and coffee shops. It’s no wonder that consumer goods companies are revamping their product lines and it would be fascinating to observe how far the changes go.
  • Next we have a paper that discusses the use of the transformer architecture which powers the LLMs popular today to predict human brain states. Specifically they mean scans of the brain using fMRI. Their claim is that using 21.6 seconds of data, they can use transformers to predict the next 5.04 seconds. It’s unclear what this can be used for but philosophically it’s eerie to consider that a simple algorithm can predict the future state of your brain, and hence your thoughts and actions, based purely on past data.
  • Finally here’s a paper that attempts to measure the rarity of truly exceptional people, or geniuses if you will. They focus on measuring three specific qualities, intelligence, conscientiousness and emotional stability with the intent of finding out how rare individuals who score high in all three measures are compared to the general population. It’s no surprise that these people truly are rare and even people who score above average on more than one of the variables are quite scarce. The suggestion is that organizations should place a higher priority on recruiting such exceptional talent.

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