Fossil shark teeth are abundant and can date the past in a unique way

Fossil shark teeth are abundant and can date the past in a unique way

Source: The Conversation Indonesia

Sharks have ruled the Earth’s oceans for 400 million years. Recent research on fossil shark teeth has discovered an innovative method for dating ancient sediments.

The ratios of strontium isotopes in fossil shark teeth can be used to better understand how coastal environments evolved in ancient times, according to our newly published work.
As paleontologists with the Florida Museum of Natural History, we’re int… [4334 chars]

Read more