Just ahead of IPO, study also shows Twitter users more apt to use mobile devices
Twitter ups its share price, making some analysts nervous about its IPO
Indian space agency launches Mangalyaan spacecraft for 10-month information-gathering trip to Mars
Data compiled by NASA's Kepler space telescope ushers in a 'new era of astronomy,' experts say
Bettors see Google Glass showroom, space elevator and self-driving barges are long-shots
India space agency set to launch Mars-bound spacecraft on Tuesday; NASA says its helping with deep space communications
Another day, another theory as curiosity mounts over barges in Maine and California
Kids dont want to use mom and dad's social network
Fourth significant solar flare in 9 days; it may affect navigation and communications systems Thursday
Adding images, videos may boost appeal to potential investors
