28 min listen
The origins of Covid
ratings:
Length:
9 minutes
Released:
Jun 19, 2021
Format:
Podcast episode
Description
To find out where a virus comes from, researchers compare it to other viruses to try to trace its origin. This leads to claims like SARS-CoV-2 is 91 or even 96% similar to other known viruses. But what does that really mean? Tim Harford talks to the virus ecologist Marilyn J Roossinck.
Released:
Jun 19, 2021
Format:
Podcast episode
Titles in the series (100)
03 Sep 2010: How reliable are life expectancy figures? Can cycling ever be safer than driving? And,... by More or Less: Behind the Stats