Fossil shark teeth are abundant and can date the past in a unique way
The ratios of strontium isotopes in fossil shark teeth can be used to better understand how coastal environments evolved in ...
Jurassic fossil from China rewrites history of bird evolution
Scientists have unearthed in southeastern China the fossil of a quail-sized bird that lived about 150 million years ago ...
Fossil of oldest known modern bird discovered in Antarctica
A 68-million-year-old skull fossil found in Antarctica has revealed the oldest known modern bird, which was likely related to ...
SFGate9d
Fossil shark teeth are abundant and can date the past in a unique way
Our study was one of the first to date Florida coastal deposits using fossil shark teeth and a technique that looks at variations in ocean strontium. Strontium is a chemical element that occurs ...
Times Union9d
Fossil shark teeth are abundant and can date the past in a unique way
MacFadden, University of Florida (THE CONVERSATION) The ratios of strontium isotopes in fossil shark teeth can be used to better understand how coastal environments evolved in ancient times ...