Don’t search for: is an asteroid heading for Earth? – podcast | Asteroids

In a case of life imitating artwork, a 100-metre-wide asteroid has triggered world planetary defence procedures for the primary time, after telescope observations revealed it had an opportunity of colliding with Earth in 2032. To seek out out what occurs now and the way frightened we ought to be, Ian Pattern hears from Richard Binzel, a professor of planetary sciences at MIT and inventor of the Torino scale, which is used to classify the menace posed by objects resembling asteroids and comets