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Space
Image: Temperature simulation for 61 Vir b
J. Langton / Principia College
Super-Earths found around sunlike stars

Four newfound planets orbiting two nearby stars add weight to the promise of detecting habitable worlds. Full story

NASA launches sky-mapping telescope
Cosmic Log
Image: Cosmic spectrum
Jenny Moltar / NASA

50 years of science sagas

How would you summarize 50 years of scientific discoveries? And what breakthroughs do you hope for in the next 50 years?

Digital photography

Picking the right photo printer

Image: Epson Stylus Photo 1400 printer

If you're thinking about printing more photos this holiday, and need a new printer, there are three main varieties of  printers to consider. Full story

Cameras that have the best battery ‘juice’
Technotica
MSNBC TV
The death of weddings,
as seen on YouTube

Are viral wedding videos on YouTube the future of marriage? Full story

Photos
Image: Virgin Galactic's SpaceShipTwo, First Commercial Spacecraft, Unveiled In CA
Getty Images
Image:
NASA
Image: Female Jumping Spider
Thomas Shahan
Image: US Department of Energy hosts the 2009 Solar Decathlon at the National Mall in Washington DC
EPA
Image: Lucky the turtle
TODAY Show
Image: Cat Ba leopard gecko, Vietnam
WWF via EPA
Image: Saturn
NASA
Image: Hubble
NASA / ESA / Hubble SM4 ERO
"Earthrise" seen by the Apollo 8 astronauts in December 1968. Credit: NASA.
NASA
Trifecta
Image: Hubble view
NASA
NASA
Image: The pair of day-old clouded leopard cubs
Smithsonian's National Zoo
Conservation International
AP
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