Dino-killing asteroid choked whole world in dust within a few hours

By Michael Marshall

Ratpack223/istock/Getty Photos Plus

It used to be the mud storm to quit all mud storms. When a big asteroid hit Earth 66 million years within the past, triggering a mass extinction that wiped out the dinosaurs, it despatched expansive clouds of mud flying tens of kilometres up into the air. We now mediate these unfold across the planet at speeds of up to 6 kilometres per 2nd, cloaking it within hours.

If anyone had watched from home, they would have faith viewed our planet turn out to be swathed within appropriate about a hours of …