Ash could continue to ground planes, says expert

Air travelers could be in for a lot more emergency landings over the coming months thanks to the Icelandic volcano, an aviation expert has said. Stephen Wright of the University of Leeds believes the impact of volcanic ash on airplane air-conditioning systems could be serious, and could start to show up over the next few weeks.

Travelers Twitter their way back home

Travelers stranded by the effects of the Icelandic volcano are turning to social media to get themselves home.