Chemical structures of caffeine and adenosine. Source: ClockworkSoul (Wikimedia Commons) To understand caffeine, we must understand another chemical: adenosine. Adenosine is an inhibitory ...

The offhand comment led the team to recall that the caffeine in coffee is an alkaloid compound containing molecular structures that could interact with the precursors of perovskite materials ...

Researchers took a molecular view of how milk proteins and caffeine molecules interact in water and in a coffee drink. The results suggest that the structures of milk proteins remain intact, meaning ...