Are you one of those people who fall in love with notebooks, buy them and then don't know what to write in it? Join the club. Read these simple and creative tips to learn how many different ways you can use your brand new notebook!
A list of future plans for NASA, culminating in the final mission stages of landing humans on Mars. Timelines have changed drastically since this was made and dates have been pushed back considerably for some of the missions and some scrapped outright.