Navigator Research's poll, conducted April 24 to 28 among 1,000 registered voters, found about 1 in 9 (11 percent) of respondents who voted for Trump in 2024 regretted having done so, another 16 percent do not regret voting for him but were disappointed.

In an interview with PsyPost, lead study author Jesús Adrián-Ventura said that he and his team found that right-wing authoritarianism was associated with lower grey matter volume in the dorsomedial prefrontal cortex — a "region involved in understanding others' thoughts and perspectives," as the assistant Zaragoza psychology professor put it.

A grand experiment pitted two rival theories of consciousness against each other. Critics have condemned one of the two theories as pseudoscience, and have questioned whether the new study can deliver a clear verdict on either of them

The Trump administration has dismissed all the scientists and other authors working on the next National Climate Assessment.