Pain can be a self-fulfilling prophecy: New brain imaging research shows that when we expect something to hurt it does, even if the stimulus isn't so painful. Surprisingly, those false expectations can persist even when reality repeatedly demonstrates otherwise, reported in Nature Human Behaviour.
A visualization of Recamán's sequence. In the sequence you start at 1 and jump in steps that are getting bigger by 1 every jump. You jump backwards if you can do it without hitting a number that's negative or already in the sequence, else you jump forwards.
The Noma Guide to Fermentation: Including koji, kombuchas, shoyus, misos, vinegars, garums, lacto-ferments, and black fruits and vegetables (Foundations of Flavor) is 40% off today
A new study found that migration from a non-Western country to the US is associated with immediate loss of gut microbiome diversity and function. These effects increase with duration of US residence. Loss of diversity increases with obesity and is compounded across generations.