b'
"Once in a blue moon," writes Rebecca Stott, "new technologies become available that make it possible to open up ancient, long-shelved historical mysteries."\\nRebecca tells how modern science has explained the events of 536 AD when the sun \'disappeared\' and a devastating pandemic followed. \\nAnd she ponders what scientists - hundreds of years from now - will be able to tell about our current pandemic and our environmental crisis.
Producer: Adele Armstrong
'