With successful laser blast, rover's next big test will be driving
Scientists prep to test rover's driving ability, while also blasting its first rock
Four-day software upgrade process for robotic rover begins Saturday
Outage of 90 minutes prompts Twitter users to post critical tweets
Outage comes just a month after a cascading bug shut down Twitter twice in a day
In first memo, new CEO asks employees to keep working while she devises strategy
DARPA funds researchers building smart suit that should improve soldiers' strength, endurance
Turbulent PC industry clearly is not so easy to navigate these days
Microsoft focuses on the cloud as it tries to do battle against Google Apps
