Researcher Alexandra Horowitz plays with her dogs Finnegan and Upton. She studies how dog's sense of smell influences their view of the world. Vegar Abelsnes/ Courtesy of Alexandra Horowitz hide caption
perception perception
Argentina's Facundo Bagnis does his best to integrate space and time as he brings his senses to bear on a tennis ball at the French Open. Pascal Guyot/AFP/Getty Images hide caption
A newly discovered neural circuit in the brain of the common fruit fly seems to serve as a sort of "volume control," turning up and down the perception of sound and light. Nicholas Monu/iStockphoto hide caption
I think I can see something. iStockphoto.com hide caption
Would time spent with Anton Chekov, famed for his subtle, flawed characters, make you a better judge of human nature? Hulton Archive/Getty Images hide caption