Search+Engines

Twingine http://twingine.com/

Twoogle Search Twitter and Google simultaneously http://twoogle.browsys.com/index.php

Scoopler Real time search http://www.scoopler.com/

[|WolframAlpha] Making the world's knowledge computable. Today's Wolfram|Alpha is the first step in an ambitious, long-term project to make all systematic knowledge immediately computableby anyone. Enter your question or calculation, and Wolfram|Alpha uses its built-in algorithmsand a growing collection of data to compute the answer.