Listener David got in touch to ask about whether mirrors in space could show us what Earth was like a million years ago. Graihagh Jackson asked Cambridge's Anna Hourihane to explain how this might work... Like this podcast? Please help us by supporting the Naked Scientists
Fler avsnitt av Question of the Week, from the Naked Scientists
Visa alla avsnitt av Question of the Week, from the Naked ScientistsQuestion of the Week, from the Naked Scientists med Dr Chris Smith finns tillgänglig på flera plattformar. Informationen på denna sida kommer från offentliga podd-flöden.
