Paleontology

Science

Scientists Find Potential Blood Cells and Heme in 115-Million-Year-Old Dinosaur Fossil

Researchers analyzing a theropod bone discovered in Brazil report the strongest evidence yet of preserved biological molecules, though experts remain divided.

Nov 4, 2026 at 12:23 PM

Science

Scientists Identify Potential Red Blood Cells in 115-Million-Year-Old Fossil

Researchers discovered microscopic structures and chemical traces of heme in a dinosaur fossil from Brazil, offering new insights into prehistoric biology.

Nov 4, 2026 at 6:32 AM