Joan Graham's idea is to turn her land into an environmentally friendly cemetery; she's betting that down the road, people will think twice before building a shopping mall on what was once a sacred human burial ground. David Baron for NPR hide caption

itoggle caption David Baron for NPR

Our sense of time can be influenced by things like drinking coffee, or being on an adrenaline rush from an amusement park ride like this one at Dreamworld in Australia. Bradley Kanaris/Getty Images hide caption

itoggle caption Bradley Kanaris/Getty Images

A close-up composite image of a dust particle. The green patches contain bromine, calcium and/or iron. Courtesy of American Chemical Society hide caption

itoggle caption Courtesy of American Chemical Society

A new study suggests that a high-fat and high-sugar diet can dramatically affect the microbes living in your gut. istockphoto.com hide caption

itoggle caption istockphoto.com

A new study suggests that crying infants may be imitating the patterns of the language they heard while in the womb. iStockphoto.com hide caption

itoggle caption iStockphoto.com