Those 800-gigabyte gorillas of the Web, Google and Yahoo!, are locked in a furious battle to capture our eyeballs--and the winner, so far, is the user. Each portal has launched a flurry of nifty features and cool tools in the past few months. Here's a guide to the best new stuff. --By Jeremy Caplan
This software, available as a free download at earth.google.com lets PC users navigate a 3-D map of the globe, jumping from city to city and seeing remarkably detailed satellite images.
A suite of 15 experimental tools such as Web Accelerator,...