Prince Philip is "continuing to make good progress" following his hospital treatment, a source has said, and is very keen to carry out the engagement in Edinburgh.
The Duke has been an honorary fellow of the Royal Society of Edinburgh since 1951 - one of his oldest patronages - and has presented Royal Medals on several occasions.
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"I really think that the focus of your outrage should be people who throw gay men off cliffs", said London Mayor, Boris Johnson.
Archaeologists have discovered eight mass graves holding more than 200 bodies between them hidden beneath a supermarket in Paris.
A serious case review into the exploitation of young people in Oxford has documented a catalogue of failures by police and social services.