Wolfram Alpha is going mobile. The brainy search engine has added an iPhone optimized interface that lets you conduct queries and browse some of Wolfram’s other main features, like sample inputs and its “visual gallery of examples.” Since it’s not an actual application, all you need to do to use Wolfram Alpha for iPhone is navigate to wolframalpha.com/iphone in Safari, and if you want easy access to it in the future, add it to your home screen. The company notes in a blog post that a full-fledged iPhone application might be in the cards, and is currently soliciting feedback for it.

Recently, we wrote about the White House taking measures to ensure that the videos that appear on Whitehouse.gov do not set cookies that retrieve information about viewers’ online habits – something that embedded YouTube videos do. In response, YouTube added an option to set cookies to delayed mode, making sure that YouTube tracks information only from those visitors who actually click on the video. Now, YouTube has taken it a step further, completely ignoring the cookies collected from visitors to Whitehouse.gov

Lately we’re seeing business card applications for mobile phones, SMS, and the web sprout up faster than we can follow. We’ve got 8 fantastic options for the iPhone , and a super simple SMS option courtesy of Contxts , and now there’s something even easier for us Twitterholics.