New from the official googl earth weblog has it that a MAC version is now available – http://googleblog.blogspot.com/2006/01/google-earth-in-mac-world-pc-too.html – The Mac version runs on OS X 10.4 and up – users can download the MAC version here – http://earth.google.com/download-earth.html
Minimum System Configuration
OS: Windows 2000, XP, or Mac OS X (10.4)
CPU: 600MHz
Free Hard Disk Space: 400 MB
System RAM: 128 MB
Video RAM: 16 MB
Screen Resolution: 1024×768, 32-bit color
Internet: 128 Kbps (“broadband”)