measurements and research for electronic, optical, time and frequency, and radiation technologies at the National Institute of Standards and Technology

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 offers fast and concise information, whether the user is searching for a description of an over-the-counter or prescription medication, a medical abbreviation, a test procedure, a medical research topic, or an illness. Over 45,000 entries from all areas of medicine and healthcare are included.

Whatis.com is an information technology dictionary of definitions, computer terms, tutorials, blogs and cheat sheets covering the latest technology trends.

Eric Weisstein's World of Science

FQXi catalyzes, supports, and disseminates research on questions at the foundations of physics and cosmology, particularly new frontiers and innovative ideas integral to a deep understanding of reality, but unlikely to be supported by conventional funding sources.

Milan Milanoviæ's Personal Home Page