If you are a heavy twitter use, possibly with more then one account, than I suggest you to give Tweetdeck a try. You can arrange, schedule, monitor and manage your tweets with ease.
If you like the Lords of the Rings movie trilogy, then you might also like this Photoshop tutorial, where we will make a dramatically red sky on a random photograph.
We will open a random photo taken at day light and add exploding fireworks to it. We will also we will modify the whole picture to make it as realistic as possible, enjoy!
If you are using Facebook social apps for watching videos, reading content and you don't want your friends or everyone to know about your activity, you can turn this off.
You will find out how to summarize cells that have a same color of the font, the red one in my case. Really useful when working with different types of specific data in Excel.
A group of students built an autonomous unmanned solar powered drone boat and sent it to a journey to cross the Atlantic. What even cooler, you can actually track it online using the Transatlantic Tracker.