April 2, 2015 9:40 am WATCH: New Heat-Sensitive Socks for Diabetics Remember mood rings? Researchers have developed heat-sensitive socks that change color to monitor circulation in people with diabetes. US & World Videos 4:17 Kelly Clarkson meets NHL's first female Stanley Cup keeper 2:33 Nicholas Galitzine reveals favorite ‘The Idea Of You' scene with Anne Hathaway 1:46 Anne Hathaway reflects on chemistry read with Nicholas Galitzine for ‘The Idea Of You' 1:04 Hunter Biden plans to sue Fox News 1:17 Student loan forgiveness: Deadline to consolidate loans is April 30