Earth is facing two major natural threats: one from deep space and one from beneath our feet. In this playlist, we look at ...
NASA said the energy released when the meteor broke up was equivalent to about 300 tons of TNT.
Richard Binzel has been watching the skies for hazardous asteroids for more than 50 years. In 1995, he proposed the Near-Earth Object Hazard Index, later renamed the Torino scale, which rates ...
The investigative minds at How to Survive examine catastrophic asteroid impact data and the global extinction-level effects such an event could cause.