Scrapnote for iPad Scrapnote can gracefully capture websites, photos, documents, or online videos. It is a handwriting application with the feeling of note-taking. Store your memories and data in a beautiful note with the nicest of functions. https://itunes.apple.com/us/app/scrapnote/id526270661?mt=8
"In his introduction, Gray writes: "The earth, this iPad, your foot - everything tangible - is made of the elements. Your foot is made mostly of oxygen, with quite a bit of carbon joining it, giving structure to the organic molecules that define you as an example of a carbon-based life form. (And if you're not a carbon based life form: Welcome to Earth....)."
Exoplanet is a cool app that tells you about the new exoplanets they'v found. It also shows you how they found it, what size they are compared to our solar system's planets and if the orbit would be good for life or not.