HEATKEYS

A site for people who think. Intellectual resources, programming, astronomy, science, mathematics, Java applets, HTML instruction, home of Arachnophilia.

An expanding collection of freely available, interactive Demonstrations in math, science, and many other areas--at all levels from elementary education to front-line research.

Laboratory Course for Mechanical, Aeropsace and Environmental Engineering Students at the Dept. of MAE, UCSD

Mountain and road biking videos, reviews, tutorials and news from the crew at Bike198. Get the latest on gear and waste time watching killer riding videos.

All the best cycling news, tech, rumors and reviews with coverage of the bicycle industry, road bikes, mountain bikes, 29ers, commuters, fixed gear, bmx, cyclocross, triathlon and more. We interview, test and review the best the cycling industry has...

Find hiking trails, mountain biking trails & walking trails for national parks, mountains & more. Enjoy off road trails, rails to trails & topo maps when outdoors.

YouTube is a place to discover, watch, upload and share videos.

Learn how to do just about everything at eHow. Expert Village is now a part of eHow, adding expert How To videos to eHow, the world

The University of Notre Dame is an independent, national Catholic university located at Notre Dame, Indiana, adjacent to the city of South Bend and approximately 90 miles southeast of Chicago.

Scientific physics forums for professionals and students to discuss serious issues and topics regarding physics in theory, practice, study and reality. Students can also find help for homework and career perspectives