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 ...

Tyramine is a natural compound found in plants and animals. It’s a by-product of the breakdown of tyrosine, an amino acid. Tyrosine and tyramine are commonly found in many foods. High amounts of ...

A nicotine pouch is a small bag that contains the addictive chemical nicotine and some other ingredients. It doesn’t have tobacco leaf in it. Some companies that make nicotine pouches market them as a ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Dan L. Dodson, CEO of Fortified Health Security, is a leader in healthcare cybersecurity, ...