In a population, a shift in the average population phenotype toward the mean and away from the physical extremes. this process lowers phenotypic variety; the population is more homogeneous.
i believe this represents the goal of not doubting anything in science. paleontologists found a species that was previously known to be extinct, which means that there could be many more discoveries like this that could change history as we know it. i bet this taught scientists to not have a fixed mindset when it comes to searching for more answers on a topic.
i hope i !
jet streams are fast flowing, narrow, meandering air currents in the atmospheres of some planets, including earth. on earth, the main jet streams are located near the altitude of the tropopause and are westerly winds (flowing west to east). hope this < 3