Researchers report that trap-jaw ants recognize the unique odor of a fertile queen only if the queen also shares the workers’ own chemical cologne – a distinctive blend of dozens of smelly, waxy compounds that coat the ants’ bodies from head to tarsus. The discovery offers new insights into how social animals evolved and communicate with others in their group, the researchers say.
A new study of muskrats and minks in central Illinois indicates that toxoplasmosis, a disease spread by cats, is moving rapidly through the landscape and contaminating local waterways.
The outcome of a case argued before the U.S. Supreme Court last fall could potentially slow the trend of the ever-increasing number of occupations subject to state licensing, says a University of Illinois expert in the regulation and financing of health care.
Those video ads playing in the corner of your computer screen, in the midst of your multitasking, may have more impact than you realize. They may be as effective as the ads you’re really watching, such as those during the Super Bowl, says a University of Illinois researcher.
Two papers co-authored by a University of Illinois expert in the regulation and financing of health care conclude that tort reform has had relatively little impact on the U.S. health care system.
Two new drug compounds – one of which has already proven useful in a mouse model of multiple sclerosis – appear to be effective in treating endometriosis, a disorder that, like MS, is driven by estrogen and inflammation, scientists report in Science Translational Medicine.