Caffeine is one of the most widely consumed stimulants in the world, found in everything from coffee and tea to energy drinks and supplements. While it’s generally safe in moderate amounts, consuming ...

If coffee, tea, or some other caffeinated beverage is part of your daily routine, you’re far from alone. A study found that 85 percent of all Americans consume at least one beverage containing ...

After winning the Tour de France last Sunday, Vincenzo Nibali was tested for a bunch of performance-enhancing substances. But Nibali and his fellow competitors were welcome to have several cups of ...

After a northern Ohio teen died from an overdose of pure caffeine last year, state lawmakers took quick action and banned it. But national leaders say the federal government needs to also act.

This build uses a practice called thin layer chromatography, which separates the components of a mixture by allowing them to travel at different rates across a thin adsorbent layer using a solvent.