Science
Scientists have found dust from the asteroid that wiped out the dinosaurs inside the crater it left – The Conversation UK
A new study found iridium, an element found in asteroids, in the rocks of the Chicxulub impact crater.
More than 99% of all organisms that have ever lived on Earth are now extinct. Most of these just died out quietly. However, in Earths history there have been five major mass extinction events known as the big five during which many species became extinct at the same time.
Each of the big five events caused at least a 40% loss of all species on Earth. Yet humans hold a particular grudge against the most recent one, which brought a sudden end to the 160-million-year history of the dinosaurs. This…
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