Unless we can come up with a political solution to the problem of democratising ‘science’, then we’ll always be in thrall to ‘The Experts’.
‘Matter’ has to be regarded as a social product, that we can change, to suit our purposes when engaged in social production.
‘Matter’ is the biological/physical counterpart to ‘private property’, according to bourgeois ideology.
As you say, ‘socialist democracy is essential to ensure that every person becomes involved in decision making‘. That includes the ‘material’.
This view is Marx’s view: democratic social production by us, not by a self-selecting body of ‘experts’.