UT San Antonio-led research team finds organic material in 500-million-year-old trilobite fossils
SAN ANTONIO — An international research team at UT San Antonio has made a discovery straight out of a science museum exhibit. Traces of chitin, the same material found in modern crab shells and insect exoskeletons, were discovered inside trilobite fossils that are more than 500 million-years-old. UT San Antonio officials said it’s the first … Read more