Step by Step - the McCabe-Thiele method (Popularity: )

Introduction to the McCabe-Thiele method for countercurrent multistage distillation, from your About.com Guide, Dr. Bernhard ...
Category: Science\Technology\Chemical Engineering\Separation

Australian Primary Schools Mathematical Olympiads Inc. (Popularity: )

Open to primary schools in Australia, New Zealand and surrounding countries.
Category: Science\Math\Recreations\Competitions

Free Patent Auction (Popularity: )

A free website to buy and sell patented (or patent pending) inventions.
Category: Science\Technology\Invention and Innovation

Investor Ideas (Popularity: )

Track Small Cap Stocks and Industry Trends in Leading Sectors: Read news & articles, listen ...
Category: Science\Technology\Mining\Investments

Maths is Toothpaste (Popularity: )

Mathematics is useless on its own, it only has a function when used with something ...
Category: Science\Math\Chats and Forums

World Mysteries (Popularity: )

Explore lost civilizations and cultures, mystic places, sacred writings, unexplained artifacts, and science mysteries. Biographies ...
Category: Science\Social Sciences\Archaeology\Alternative

National Geographic Education Guide (Popularity: )

Find geography-based lesson plans, maps, photos, current events, and professional development opportunities for use in ...
Category: Science\Geography\Education

National Inventor Fraud Center, Inc. (Popularity: )

Information about how to market inventions, patent attorneys and patent agents, and the practices of ...
Category: Science\Technology\Invention and Innovation\Fraud

USGS-The Learning Web (Popularity: )

Learn how Biology, Geology, Hydrology, and Geography can help us understand our changing world.
Category: Science\Earth Sciences\Geology\Education

Z+Blog (Popularity: )

Blogging the world through a scientific perspective.
Category: Science\News and Media\Weblogs

The Western Democratic Tradition (Popularity: )

A description of the western democratic tradition.
Category: Science\Social Sciences\Political Science\Political Philosophy

The Nature of Existence (Popularity: )

A detailed, ex nihilo model of the universe is developed as the geometric embodiment of ...
Category: Science\Physics\Alternative

The Center for The Business of Government (Popularity: )

Sponsors research on new approaches to improving the effectiveness of government. Includes complete archive of ...
Category: Science\Social Sciences\Public Administration

PatentCafe Magazine (Popularity: )

Technology enterprise, intellectual property, and invention news.
Category: Science\Technology\Invention and Innovation

Conversational Terrorism (Popularity: )

A list, with examples, of ways that people can commit verbal violence during ordinary conversations.
Category: Science\Social Sciences\Communication\Interpersonal

Thoughts on Artificial Intelligence (Popularity: )

Includes many interesting links, plus articles on the Ackermann function, science & the bible, German ...
Category: Science\Computer Science\Algorithms

The Learning Web (Popularity: )

K-12 earth science education, exploration, and life-long learning. From the U.S. Geological Survey.
Category: Science\Earth Sciences\Education\K through 12

InventNET (Popularity: )

Internet-based organization, helping independent inventors worldwide develop and market their inventions.
Category: Science\Technology\Invention and Innovation

Bright Ideas Software (Popularity: )

Developer of graphing software for use on computers and graphing calculators.
Category: Science\Math\Education\Software

Invention Marketing Scams (Popularity: )

Information on how to spot some common signs of trouble, how to protect yourself, and ...
Category: Science\Technology\Invention and Innovation\Fraud