ET today: Karin Brulliard talks with Alexandra Horowitz about dogs’ sense of smell. The book is a thorough examination of dogs’ incredible sense of smell, as well Horowitz’s efforts to boost her own olfactory aptitude. “Dogs sniff about five to 10 times every second. [While his parents slept, this 7-year-old boy’s life was saved by Jedi, his diabetes-sniffing dog]“They’re not training the dogs to smell. When the plates were covered, the dogs chose randomly, despite one plate’s clearly stronger hot dog scent, she said.

Source: Washington Post October 27, 2016 12:09 UTC