几个内容聚合的网站
SciUrls.com for all science fans. It's a fun little website that aggregates news from top 20 science websites and has a super fast search.

TechUrls.com. It's a fun little website that aggregates news from top 20 tech websites and has a super fast search.

DevUrls.com. It's a fun little website that aggregates news from top 30 programming websites and has a super fast search.