CHICAGO, ILLINOIS—Daguerreotypes may seem frozen in time, but their surfaces are living landscapes. Popular in the middle of the 19th century, daguerreotypes were a precursor to photography created by layering silver on a copper plate and exposing it to light and various chemicals, often including

CHICAGO, ILLINOIS—Chances are, your baby won’t respond to questions like, “How was your day, honey?” Or, “What do you want to be when you grow up?” But just because infants can’t form sentences until toddlerhood doesn’t mean that they don’t benefit from early conversations with their parents. It’s long been observed that the better children perform

No one had ever seen anything like it in the quarter-century of exploration on the surface of Mars. It appeared in front of the Opportunity rover as if it had fallen from the sky, and its resemblance to a jelly-filled doughnut stoked the media’s interest all the more. But the show’s over, folks. NAS

CHICAGO, ILLINOIS—Falls are the leading cause of injury for older adults, causing more than 20,000 deaths a year in the United States alone. Now, a team of researchers is using the same technology found in smartphone touch screens to detect these dangerous tumbles as soon as they happen. To accomplish this, the researchers embedded long sheets of

CHICAGO, ILLINOIS—The motion capture technology that sent Na'vi prancing through Pandora with lifelike accuracy in the film Avatar has another use in the lab: creating fine-scale, highly personalized models of how a body moves. Computer scientist Nadia Magnenat Thalmann of the University of Geneva in Switzerland and