As the engineering and maintenance manager of a 50-year-old large aluminum complex in Indiana, maintenance cost and equipment reliability were paramount to success. Our culture was overwhelmingly ...

Plants need nitrogen to grow. Many legumes meet this need through a symbiotic relationship: They harbor bacteria that fix atmospheric nitrogen and make it available to the plant. Until now, it was ...

For new discoveries, everyday mysteries, and the science behind the headlines, follow NPR's ShortWave podcast . Over a century ago, the German psychologist Wolfgang Köhler conducted what became a ...