Humans rely on a bevy of strange natural chemicals to liven up our food and drink, to endure pain, and to change our perspective. We use caffeine from coffee, tea, and yerba mate to stimulate our ...

Scientists provide fresh insights on the origins of life, presenting compelling evidence supporting the 'RNA World' hypothesis. The study unveils an RNA enzyme that can make accurate copies of other ...

AMES, Iowa – An Iowa State University scientist is leading an effort funded by a National Science Foundation grant to identify the origins and functions of “orphan genes” in the genomes of corn and ...

Scientists reveal how G protein-coupled receptors, major therapeutic drug targets, decode critical properties of their ligands. Through an international collaboration, scientists at St. Jude ...