HEATKEYS

The largest, friendliest, and most comprehensive Pentax camera forum. Complete with camera reviews, lens reviews, Pentax rumors and news, and photography tips!

Scientific American Blog Network combines a community of science bloggers and staff-authored blogs to provide authoritative information and insights about science and technology, and their roles in global affairs. With a great diversity in tone and t...

Photo.net is a photography community that includes forums, reviews, and galleries for members and casual viewers.

This site displays nature, macro, and other photography by Mark Cassino.

An online tutorial book of Macro Photography concepts

Flickr is almost certainly the best online photo management and sharing application in the world. Show off your favorite photos and videos to the world, securely and privately show content to your friends and family, or blog the photos and videos you...

M. Plonsky, Ph.D.

Digital photo gallery database with camera and lens search. Canon digital camera photo forum, Exhibit Engine PHP photo gallery program.

Seeing in Macro was created for lovers of macro and close-up photography. Photographers from all over the world will find something to learn and share here.

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections to recommended job candidates, industry experts and business partners.