Information on studying in the UK :

British Council
UK Institutions map
ACU Coursefinder service
Department for Education and Skills
Higher Education and Research Opportunities in the United Kingdom (HERO)
UKCOSA: The Council for International Education
HOST: Welcoming International Students

Information on other scholarships for study in the UK:

Chevening Scholarships
Overseas Research Students Awards Scheme
Rhodes Scholarships

Marshall Scholarships (only open to USA citizens)

Canon Collins Educational Trust (only open to citizens of Southern African countries)
The Gates Cambridge Scholarships
Dorothy Hodgkin Scholarships