To read the recent publication concerning geckos: www.simons_rock.edu/~ekramer/club/gecko.pdf
For clear explanations of common topics on AS and A-Level syllabuses: www.chemguide.co.uk
For information on past Nobel Prize winners: www.nobel.se
Because everyone should go there at least once: www.dhmo.org
As above, also including:
www.chem.uidaho.edu/~honors/real.html
www.sciforums.com/archive/31/2002/11/3/13092
http://news.bbc.co.uk