Death-by-asteroid odds jump

23:11, Apr 23 2014

The chance of a city-killing asteroid striking Earth is higher than scientists previously believed.

The news comes from a non-profit group building an asteroid-hunting telescope.

A global network that listens for nuclear weapons detonations detected 26 asteroids that exploded in Earth's atmosphere from 2000 to 2013, data collected by the Comprehensive Nuclear Test Ban Treaty Organisation shows.