ScienceDirectory.info is a leading science website including agriculture, metrology, industrial engineering, earth sciences, geography, mathematic, aquaculture, aerospace and more.
BioWWW.net
Lab benchwork troubleshooting resources and protocols for researchers in molecular biology, cell biology, immunology, genetics, and biochemistry.
http://www.biowww.net/
OpenRasMol
Site for users and software developers of open source versions of RasMol, a program for molecular graphics visualisation.
http://www.openrasmol.org/
Restriction Mapper
Finds restriction endonuclease cleavage sites in DNA sequences. Supports linear and circular DNA and provides several ways to sort and filter output.
http://www.restrictionmapper.org/
The Society for Molecular Imaging
International scientific and educational organization working to advance understanding of biology.
http://www.molecularimaging.com/