Tech
Shopping, OS, Web, Security, Medical, Energy, Development, Automobile, Product Management, PIM, Net, Web analytics, Javascript, MacOS, Audio, WRX, Storage, RSS, a11y, Visual, Wearables, Business, Hardware, Crowdsourcing, Mobile, barcamp, Android, Data, s60, Collaboration, Social, Open

Other
Personal care, Clothes, Bicycling, Geography, Minnesota, Boston, Life hacks, Podcasts, Games, Politik, Travel, Statistics, Sports, L.A., Law, San Francisco, Video, Friday, Toys, Quizzes, CrowdFlower, Transportation, Agriculture, Housing, NYC, Food & Drink, Berlin, Activism, History, Feminism, Surfing

Music
Labels, Boston, Musicians, Shopping, Lyrics, Hip-hop, Reviews, Mailing lists, Videos, House, Events, Mixes, Streams, Good tracks, Making, L.A., Mp3s, History, Booking, Business

People
Meditation, Health, Working with, Weblogs, Subcultures, MOTAS, Vocations, Exercise, Heroes, Family, Enemies, ADD, Me, Life hacks, Friends, Gossip, Stories, Languages

Arts
Desktop wallpaper bait, Burning Man, Events, Sculpture, Humor, Spoken Word, Animation, Literature, Movies, iPad bait, Comix, Outlets, Visual, Poetry, Rhetoric

Commerce
Personal services, Management consulting, Personal finance, Real Estate, Shopping, Taxes, Insurance, International Development, Non-profit, Investing, Macroeconomics, IP Law, Microfinance, Web, Marketing and CRM

Design
Cool, User experience, Type, Architecture, Web, Data visualization, Furniture, Algorithmic, Presentations, IA, Process, Tools

Science
Physics, Environment, Networks, Statistics and Data, Zoology, Psychology

Travel
Kenya, Kingdom of Siam, Vagabond '08, Uganda

Photos
Moblog, Friends, Photos I Wish I'd Taken

Philosophy
Mind

One Acre Fund

Mathematics

Internet classic