Skype 5.3 for Mac brings HD video calling and OS X Lion support
Comwave ePhone lets you make calls from your Blackberry Playbook
ooVoo and Skype now usable in the House of Representatives
Skype for Windows updated: improves video call quality to mobile devices
Call button appears on Facebook's messaging system?
Viber updated to v1.1, adds call quality indicator
Skype downtime clarified - problem with supernodes
EXCLUSIVE: Tango, Cross-Platform Mobile Video Calling Over 3G