Space
NASA completes Christmas Eve spacewalk
Space Station astronauts have repaired a crippled cooling system during a rare Christmas Eve spacewalk, braving a "mini-blizzard" of noxious ammonia as they popped in a new pump.
Snowden: mission accomplished
7:09am The cascading effects of Edward Snowden's revelations have made themselves felt in Congress, the courts, popular culture, Silicon Valley and world capitals.
Security vulnerability in Samsung's Galaxy S4
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3D video calls a step closer
This year's weirdest, wackiest tech gifts
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Science
Man flu: it affects manly men, research suggests
Lydia Hales "Manlier" men are less resistant to the effects of one strain of the flu, research suggests.
Comment
Why I cover my iPhone and laptop camera and why you should too
BEN GRUBB Ever feel like you're being watched by all those devices? I found comfort in sticky tape.
Space
Earth's most iconic photographs
The making of the iconic space photographs that put Earth in its proper celestial context recreated by a new NASA visualisation.
Science
Jurassic park possible: scientist
Dinosaurs really could be brought back to life, a biochemist at Oxford University believes.
Web
Alleged Silk Road workers charged
Three alleged former employees of Silk Road accused of conspiring to traffic in drugs, hacking.
Sci-tech
Space station repairs successful
The first in a series of emergency spacewalks at the Space Station went off without a hitch.
Science
Antarctic station's Christmas on ice
Anthony Hull, the leader of the Casey Antarctic station, affectionately calls himself ''the Grinch''.
Science
In pain? Try scorpion venom
Scientists have found the venom of Australian scorpions could help alleviate pain.
Gadgets
Can't afford a 3D printer? Build one
When student Shai Schechter didn't have access to an affordable 3D printer, he built one.
Sci-tech
Robots to the rescue in Florida
Successes were as common as failures at a US military robotics challenge this weekend.
Mobiles
iPhones coming to China Mobile
Apple has struck a deal to sell the iPhone through China Mobile, ending years of negotiations.
Blogs & Columns
Gadgets on the go
Will you get a visit from the Boxing Day Bunny?
Adam Turner After Santa has come and gone, which tech bargains will you pick up in the post-Christmas sales?
Screen Play
The best video games of 2013
James Dominguez The community has had their say, but now it's DexX's turn to list his picks for the best games of 2013.
Bleeding Edge
New menu for custom-built PC connoisseurs
Building your own PC has become even better value, as specialised components filter down to the mainstream.
Imaging
How to take a photo inside looking out
How do I take a photo of my house that features indoors and outdoors, but is correctly exposed?
Gaming
One for all, and all in one
The next generation of games consoles are designed to be central home-entertainment hubs.
Astronomy
Right stuff in the space race
A disregard for their own safety and the courage to tackle the unknown was part of early astronauts' make-up.
