HEATKEYS

Free detailed evaluations, comparisons, and ratings of patent search systems. Free patent search tools listed by country. Free patent resources categorized by technology. Free best practice articles in prior art searching.

Twitter is without a doubt the best way to share and discover what is happening right now.

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

InfoMine provides comprehensive information on mining, the mining industry, mining technology and mineral exploration. InfoMine categories include mining news, mining jobs, mining equipment, mineral commodities, and professional development

mining magazine, mining, magazine, mining professionals, professional miner, mining information

World

Technical information resource for all geosynthetics users and industry professionals covering geomembranes, geotextiles, geogrids, geotubes, geocells, liners, erosion control, containment, highways, roads, etc.

Mapping ecological conflicts and spaces of resistance

Google+ aims to make sharing on the web more like sharing in real life. Check out Circles, Messenger and Hangouts, just a few of the things we've been working on.

Watch full episodes of your favorite PBS shows, explore music and the arts, find in-depth news analysis, and more. Home to Antiques Roadshow, Frontline, NOVA, PBS Newshour, Masterpiece and many others.