Akshay Gupta

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Socratic gets $1.5M from top investors to build a StackExchange for education

Online learning sites are popping up across the web, from massive open online course (MOOC) providers like Coursera to the non-profit video-centric …

How to screencast an Android device to Chrome or Chrome OS

Anyone with the Android(s goog) SDK installed can show off a connected Android device screen on a computer. Can you do it in a browser though? Yes …

TechCrunch

Nasa tests 3D-printed rocket engine fuel injector

<b>Nasa has announced it has successfully tested a 3D-printed rocket engine part.</b><p>The US space agency said that the injector component could be made more quickly and cheaply using the technique.<p>The part is used to deliver liquid oxygen and hydrogen gas to an engine's combustion chamber.<p>The news follows …

Apple makes boffo battery life new killer tech spec

Apple hasn't lost its touch yet. Not if it can take a two-and-half-year-old design and turn it into one of today's hottest laptops.<p>That would be the 2013 MacBook Air, of course. CNET Reviews' take on the Air's battery life bears repeating.<p>While the previous 13-inch Air ran for 7 hours and 27 …