As hemp makes a comeback in the U.S. after a decades-long ban on its cultivation, scientists are reporting that fibers from the plant can pack as much energy and power as graphene, long-touted as the model material for supercapacitors. 

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.

Contests that challenge young scientists to explain their research without jargon are turning science communication into a competitive sport.

Utah team invents way to image brains of mice using a small needle.

Salk researchers discover a master gene responsible for sleep and wake cycles, offering hope for a drug that could help reset sleep.

Kansas State University engineers have developed a lithium-based neutron detector that is being recognized as one of the year's Top 100 newly developed technologies.

Four undergraduate teams design creative new solutions to longstanding healthcare problems.

Data-visualization tool identifies sources of aberrant results and recomputes visualizations without them.

In an ecosystem within us, microbes evolved to sway food choices

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.

Four University of California, Davis, researchers have been given $50,000 each in the inaugural year of a competitive grant program aimed at facilitating the conversion of technology generated from university research into commercial applications.

Researchers suggest bare-bones genome is adaptation to deep freeze.