The missing link in the mystery turned out to be an event called the Cambrian explosion. It was only after it that living ...
Levels of molybdenum in soil show that hydrogen sulfide gas wiped out nearly half of all marine life 530 million years ago.
Timeline: The Cambrian Explosion and Animal Diversity Daniel Waters March 2, 2020 Let’s go back 541 million years. Earth was about to throw the most spectacular evolutionary party in history. For ...
Studies looking at how sponges have evolved on a molecular level have suggested that spicules should be present over 700 ...
Charles Darwin worried that the fossil record looked strangely abrupt, with complex animals appearing in a geological instant ...