100-Year-Old Keeps Sharp With Gaming Science suggests new experiences protect aging brain.
  18-Mile Crack Seen in Antarctic Glacier Antarctica is so vast that the pictures give you no sense of scale. The pencil-thin line across the satellite image of Pine Island Glacier (above) is actually more than 18 miles long, 800 feet across in places, and 180 feet deep. And it’s growing. In...
  How to keep Angry Birds downloads flowing? Add KISS
(Appolicious)
Appolicious - Rovio Mobile has done a pretty impressive job of leveraging the runaway success of the game Angry Birds into a huge multimedia brand. But like Beanie Babies, Furbies and Tamagatchis before it, one figures that eventually, Angry Birds will lose steam and disappear into the annals of toy history. Photos: Anniversary of NASA's Worst Tragedies Late January is always a dark time of year for NASA's astronaut program; the anniversaries of its three worst accidents all happen in the same week. The Apollo 1 astronauts died in a cockpit fire on Jan. 27, 1967. The space shuttle Challenger exploded 73 seconds after liftoff Jan. 28, 1986. And the space shuttle Columbia broke up on return to earth Feb. 1, 2003.
  First Meteor Shower of 2012 Dazzles The Quadrantid meteor shower, the first major show of shooting stars in 2012, peaks in the hours before dawn on Wednesday. The best seeing should be after the moon sets around 3 a.m. Astronomers say you may see 60-200 shooting stars per hour if the weather is clear.
  Watch: Facebook Prepares for IPO The Internet giant is expected to file the required paperwork to go public.
 
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