Criminals are smuggling an estimated $30 billion in U.S. currency into Mexico each year from the United States, but help could be on the way for border guards, researchers reported recently. The answer to the problem: a portable device that identifies specific vapors given off by U.S. paper money.

A new technique that transforms stinky, air-polluting landfill gas could produce the sweet smell of success as it leads to development of a fuel cell generating clean electricity for homes, offices and hospitals, researchers say. The advance would convert methane gas into hydrogen, an efficient, clean form of energy.

In the future, working up a sweat by exercising may not only be good for your health, but it could also power your small electronic devices

Coffee drinkers beware: Surprise ingredients that are neither sweet nor flavorful may be hiding in your coffee, and growing coffee shortages may increase the chance of having these fillers in your cup of joe in the future. The good news is that a highly accurate test is in the works to quickly find coffee containing unwanted fillers before the beverage reaches stores and restaurants.

Substances found in bee, snake and scorpion venom could potentially act as effective anti-tumor agents according to University of Illinois researchers

Keeping filler ingredients out of your cup of coffee

Seamlessly marrying electronics and brain signaling could transform how we treat some of the most puzzling and devastating diseases

This ACS video discusses some of the leading theories of how Tylenol works

Long before humans figured out how to create colors, nature had already perfected the process — think stunning, bright butterfly wings of many different hues, for example.

The shocking news of an Ohio teen who died of a caffeine overdose in May highlighted the potential dangers of the normally well-tolerated and mass-consumed substance.