(Source: Surian Soosay/flickr)

A study explores a new kind of approach to stemming violent crimes and sexual assaults by benign biological interventions.

(Source: U.S. Department of Agriculture/flickr)

Virtual power purchase agreements are the contracts that a company or city will buy energy from a solar or wind farm.

(Source: Hartwig HKD/flickr)

Food guru, Michael Pollan, explores the role of stigmatized psychedelics.

(Source: Daniel Schroen PhD/flickr)

Stem cell therapy, in which the patient receives his or her own cells, slips through the cracks of regulations.

(Source: Dave Stokes/flickr)

The development holds tremendous promise for patients with heart failure, the leading cause of deaths around the world.