Are there more stars in the sky or grains of sand on the earth? - a podcast by Dr Chris Smith

Are there more grains of sand on Earth or stars in the sky, and who counted them? We search heaven and Earth to answer Jeff's question, recruiting astronomer Michael Merrifield from Nottingham University to help out... Like this podcast? Please help us by supporting the Naked Scientists

Further episodes of Question of the Week, from the Naked Scientists

Further podcasts by Dr Chris Smith

Website of Dr Chris Smith