HEATKEYS

HowStuffWorks Science has explanations and colorful illustrations related to earth science, life science, and other wonders of the physical world.

Erowid is an online library containing tens of thousands of pages of information about psychoactive drugs, plants, and chemicals, including entheogens, psychedelics, stimulants, depressants and pharmaceuticals. Includes traditional, spiritual, and r...

ThinkQuest is an international competition where student teams engage in collaborative, project-based learning to create educational websites. The winning entries form the ThinkQuest online library.

The eMedicine point-of-care clinical reference features up-to-date, searchable, peer-reviewed medical articles organized in specialty-focused textbooks, and is continuously updated with practice-changing evidence culled daily from the medical literat...

WikiAnswers: Questions and Answers from the Community

The starting place to find information, resources and the latest news about alcohol, alcoholism, substance abuse and recovery issues on the Internet.

Medical Dictionary is intended for use by healthcare consumers, students, and professionals as well as anyone who wants to keep up with the burgeoning array of terminology found in today’s medical news. By staying clear of jargon, the dictionary o...

Health. Weight Loss. Pregnancy. Drugs. Health Insurance. Medical Questions. Discuss health topics, share experience, ask health experts, learn how to live healthy.