NASA's Curiosity rover clocks 4,000 days on Mars

Four thousand Martian days after setting its wheels in Gale Crater on Aug. 5, 2012, NASA's Curiosity rover remains busy conducting exciting science. The rover recently drilled its 39th sample, then dropped the pulverized ...

LightSail 2 is sending home new pictures of Earth

LightSail 2, the brainchild of the Planetary Society, has released two new gorgeous images of Earth. The small spacecraft is currently in orbit at about 720 km, and the LightSail 2 mission team is putting it through its paces ...

Hewlett-Packard offers fix for printers susceptible to remote hacks

Hewlett-Packard released a firmware update Friday that it says will fix a susceptibility in some of the Palo Alto, Calif., company's popular LaserJet printers that researchers said could allow hackers to remotely take control ...

Huge computer worm Conficker stirring to life

(AP) -- The dreaded Conficker computer worm is stirring. Security experts say the worm's authors appear to be trying to build a big moneymaker, but not a cyber weapon of mass destruction as many people feared.

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