Viewing the photos sent back from NASA’s Mars Curiosity mobile science laboratory has been exciting over the last week, but here’s one with a twist… and a roll. Open this link on an iOS device that contains a gyroscope sensor — like the iPad 2 and third-generation iPad, iPhone 4 and 4S, and fourth-generation iPod touch — and navigate the panorama by tilting and moving the device. (Bonus points for scanning the horizon while you’re sitting in a swivel chair!) follow link
Expand Finder Columns Quickly
Column view in the Finder is great for navigating through your disk's hierarchy, but the columns often aren't wide enough to show the full names of all the files. To expand a column to a width that will show all file names in their entirety, double-click the handle that you would normally drag to expand or shrink the column. To expand all the visible columns to that width, Option-double-click the handle.
View Mars Panorama Using a Gyro-Enabled iOS Device