In this issue, you'll hear how social media, Wi-Fi gadgets and a sense of shame keep people motivated. You'll learn why an alliance with Facebook should give Microsoft an edge against search rival Google. You'll hear why some of the world's biggest technology companies have on-demand video on their slate for the upcoming year. You'll learn about a new device that can scan fingerprints from up to two meters away. You'll hear about recently discovered patters that could predict how the popularity of a news story will rise and fall in tweets and blog posts. And you’ll hear news from the worlds of Biomedicine, Technology and Communications.