如果你去Youtube搜索你想要的视频，也许结果充满了垃圾视频，根本不是你想要的。sciencehack.com推出了科学视频搜索引擎，而且视频都由科学家或者工程师验证其真实性以及质量。内容包括了物理、化学和生物工程等。目前其内容来源于Youtube、GoogleVideo以及Meatcafe~~~~~~~~~~~~~~~~~~~~

ScienceHack is a search engine for science videos. What makes ScienceHack unique is that every video is screened by a scientist or an engineer to verify the video’s accuracy and quality. ScienceHack focuses on many topics including physics, chemistry and biology. If you go to YouTube to search for videos, you will get spam videos and comments and many conspiracy and low quality videos. ScienceHack has none of that. ScienceHack currently supports videos from YouTube, Google videos and Metacafe