Not only has he given his name to the UK's new polar ship but Sir David has also lent his voice.
By Jonathan Amos
BBC Science Correspondent
Lancashire and Liverpool City Region are to be prioritised as trial areas for a new quick Covid-19 test which gives results in about 15 minutes, Prime Minister Boris Johnson has said.Copyright: Reuters
Scientists have developed faster and cheaper tests, Mr Johnson said, and it's "becoming clear" that some of these are "highly effective".
Local health teams in high-infection areas will be "prioritised" in getting testing kits, he said.
Liverpool City Region mayor Steve Rotheram and city mayor Joe Anderson have tweeted a joint statement demanding answers from the government over why gyms have not been forced to close in Lancashire as it faces tier three - very high alert restrictions.
Steve Rotheram said they were were "given no say" in the matter and there is now a "two-tiered system of tiers".
Liverpool mayor Joe Anderson and Wirral Council leader Jan Williamson have reacted angrily to the news that gyms in Lancashire can apparently stay open, while they were forced to close in the Liverpool City Region:
Sue Hadley is blind and lives alone on the Wirral, one of the areas under new restrictions.