Gear
More from John Mahoney
![phones](https://www.popsci.com/wp-content/uploads/2019/03/18/ABHONB2MUFCRHWA2HUWIJ2RPOM.jpg?w=335)
Gear
iPhone vs. N95-3: Battle Royale iPhone vs. N95-3: Battle Royale
By John Mahoney
October 2, 2007
![Future of the Environment on Google Earth](https://www.popsci.com/wp-content/uploads/2019/03/18/C7BZ67WTMWZI66WCBYYQYLQSP4.jpg?w=485)
Environment
Future of the Environment on Google Earth Future of the Environment on Google Earth
By John Mahoney
July 16, 2007
![How 2.0 Blog against a black background.](https://www.popsci.com/wp-content/uploads/2019/03/18/VXOYWOKUMOGPFYPKJLCI5TVFKQ.jpg?w=480)
DIY
14 things geeks can teach the world 14 things geeks can teach the world
By John Mahoney
March 20, 2007