This Is What a Martian Looks Like-According to Carl Sagan

In 1967 the astronomer helped National Geographic draft an ideal version of the alien he longed to meet.

How to Stop Your Smartphone from Constantly Tracking Your Location

Your smartphone tracks your location for all sorts of useful things—driving navigation, updating the weather forecast, and even live traffic updates. However, if you'd rather not have Google and Apple tracking that information—not to mention having it available on your phone for thieves to find—here's how you can turn off location tracking.

Facebook is constantly tracking your location, this is how to stop it

The Snapchat feature allowed users to see their friends' location on a map - which, as many people pointed out, is a pretty large invasion of privacy.

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