A word that has been used incessantly to describe the fraught state of American politics and society is Merriam-Webster’s 2024 word of the year. That word is “polarization.” Defined as a “division ...
A team of astronomers have presented the first polarimetric observations of interstellar comet 3I/ATLAS, finding that it has extreme negative polarization. On July 1, 2025, astronomers spotted an ...