An excellent range of links on science from www.i-uk.com grouped in the following categories:

• Life Science
• Physical Science
• Social Science
• Energy & The Environment
• Technology
• Health

The following links can be recommended as stepping stones to DNA-related stories and events in Britain. They include organisations involved both in the history and modern applications of the discovery of DNA.

This is the best place to start:
http://www.dna50.org.uk/

The Medical Research Council, the Royal Society and Nature have joined forces to coordinate a programme of DNA anniversary events in Britain.

• The Medical Research Council is a national organisation which promotes research into all areas of medical and related science See more at www.mrc.ac.uk
• The Royal Society is at www.royalsoc.ac.uk
• Nature has a site at www.nature.com/nature. The structure of DNA was published in Nature on 25th April 1953.

The Cavendish Laboratory is the Department of Physics of the University of Cambridge. The department is part of the School of the Physical Sciences. Visit them at http://www.phy.cam.ac.uk/

The Medical Research Council's Laboratory of Molecular Biology is also at Cambridge. Their site is www2.mrc-lmb.cam.ac.uk/

King's College London was established by King George IV in 1829 and became one of the founding colleges of the University of London. Visit it at www.kcl.ac.uk

Try the following links for more popular treatments of the DNA story:

• The Science Museum at www.sciencemuseum.org.uk offers exhibitions as well as information for students and teachers. Go here for the original double helix model.
• The Centre for Life is a unique scientific education resource centre open to the public. More at www.centreforlife.co.uk
• The Whipple Museum of the History of Science in Cambridge was founded as a University Museum in 1944. Its collection covers all branches of science but it is a major landmark for DNA history. www.hps.cam.ac.uk/whipple