Transatlantic air travel could begin to return to normal today after all flights in British airspace were canceled Thursday because of a giant ash cloud spewing from an erupting volcano in Iceland. It forced the the first complete cancellation of flights in Britain in living memory, grounding nearly 200,000 passengers. Meteorologists are hopeful that the ash cloud will dissipate and allow flights in and out of London to resume. Source Link
President Obama says he's committed to a revitalized U.S. space program that will land astronauts on the planet Mars within a quarter-century. The lofty goal will require development of a new generation of heavy-lift rockets that will begin in 2015. Before the Mars mission, the plan calls for a landing on an asteroid in the year 2025. The current Shuttle program will wind down by the end of this year. Source Link
Do your tweets make history? They could someday, as the Library of Congress says it will begin archiving every one of the estimated 55 million Twitter messages that are sent each day. The Twitter stream could be a boon to future historians who study popular culture and social media, but don't expect to see your grandkids browsing your short messages. Officials say only researchers will have access to the Twitter archive. Source Link
