Rover Curiosity, the biggest laboratory on wheels, successfully landed on the Red Planet's deepest crater called Gale and you can follow it on Twitter and Facebook as well.
Unity among the diverse nation can be achieved and the European Union can serve as a great example. Find out if you are familiar with some of the EU facts in this short general knowledge quiz.
Slit Camera Photography might be something you never heard of before, but I bet you already saw at least one example of it, you probably just didn't know it's called that way.