This is the third in our series on calibration targets. Note that such targets are used for both satellite imagery as well as imagery captured from aircraft. Today we are looking at some calibration ...

A few weeks ago we had a look at some calibration targets used by the classified Corona spy satellites. Today we are looking at a set of calibration targets and other interesting features at Edwards ...

In late March, 2017, Tropical Cyclone Debbie crossed the eastern coast of Australia and then moved on to New Zealand. The heavy rainfall resulted in major floods all along its path. The floods were ...

View in Google Maps. View in New Google Earth (requires Google Chrome or Android app). View in Google Maps. View in New Google Earth (requires Google Chrome or ...

This week Google released a new, browser based version of Google Earth. One of the first features you should check out in the new Earth is ‘Voyager’ (the ship’s wheel symbol). It consists of a number ...

Google has released a new version of Google Earth today that has been re-designed for a new generation of 3D mapping applications. This first release is not a program you have to download and install ...

Scrolling down the page and you see there’s a world to explore with a new feature called Voyager. And there’s a new Google Earth for Android version as well. Back at the top, there is a button that ...

While exploring Google Earth’s 3D imagery, you will probably have noticed that even in the busiest cities, people are largely absent. This is because of the way the 3D imagery is captured. Based on ...

With Christmas this weekend and Santa being tracked around the world, but the exact location of his base near the North Pole remaining secret, it is a good time to talk about why the poles are not ...

Google has done another imagery update. We have mapped out the approximate locations of imagery for March, April and May, 2016 and show the additions since the last update, which was just a week ago.

This is the fourth and final in a series of posts about the size of the data in Google Earth. We already looked at: How much data 3D imagery requires How much data different types of 2D imagery ...

We have been working on some code to determine whether or not a placemark lies inside or outside a polygon. We thought a nice use for that code would be to determine what country a placemark is in.