agozieani

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How the Hubble telescope captures the colour out of space

When a telescope takes a picture of deep space, it doesn't take it in colour. Modern telescopes are equipped with digital cameras that employ CCD (charge-coupled device) sensors to take images consisting of greyscale pixels -- which leads many to believe that the coloured images we see from …

How Lasers Really Work

On May 16, 1960, Theodore Maiman shined a high-powered light at a ruby partially coated with silver and the result was the world's first laser. This …

The Most Important Security Settings to Change on Your Router

Your router is the first line of defense against hackers trying to access all the internet-connected devices in your home. Sadly, many of the top …

Migrate Your Data from Evernote to OneNote with This Tool

Windows only: For those of us who need an internet assisted brain, note taking apps are an invaluable tool—and now that OneNote has stepped up its …

How Can I Build a Resume When I Have Nothing to Put On It?

Dear Lifehacker,<br>I'm looking for work, but my resume is pretty bare. I've only worked in a few places, I'm not so sure about my references, and I'm …

A Gigantic Walking City That Farms the Desert As It Moves

Living in the desert is no piece of cake. So to imagine a glittering city in the desert is to imagine something awesome and fantastical—and maybe a …

How I Lost My $50,000 Twitter Username

I had a rare Twitter username, @N. Yep, just one letter. I've been offered as much as $50,000 for it. People have tried to steal it. Password reset …

Android's Tips for Beautiful Icon Design Are the Opposite of Google's

Today, Android published a helpful blog post offering up a list of design tips for developers slaving away over new app icons, encouraging them to …

Cover your eyes: NASA, ESA set to bring broadband speeds to space using lasers

NASA and the European Space Agency (ESA) will soon bring a much-needed data link speed increase between satellites, spacecraft and Earth using laser beams, according to <i>Nature</i>. ESA will get the ball rolling on July 25th when it launches the Alphasat, which will communicate at 300 Mbps with the …

Meet e-David, the robot that paints

We usually call a robot that can produce images a printer, but e-David is special. Created by a team at the University of Konstanz in Germany, E-David is a painter bot -- not the kind that spray-paints auto parts, but the more artistic variety.<p>E-David doesn't come up with images on its own, but …