Scientists Find Dinosaur Blood Cells 115 Million Years Old

Scientists discovered red blood cells in dinosaur bones 115 million years old, challenging Jurassic Park's sci-fi predictions.

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Nov 2, 2026

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Scientists Find Dinosaur Blood Cells 115 Million Years Old

Scientists discovered red blood cells in dinosaur bones 115 million years old, challenging Jurassic Park's sci-fi predictions.

In brief

Scientists discovered red blood cells in dinosaur bones 115 million years old, challenging Jurassic Park's sci-fi predictions. Scientists found fossilized red blood cells in 115-million-year-old dinosaur bones, proving ancient molecular preservation. Originally reported by Futurism.

Dinosaur Blood Cells Discovered

A screenshot of the movie "Jurassic Park."

Scientists found red blood cells in 115-million-year-old dinosaur bones from north-eastern Brazil.

Fossilized Blood Cells in Aratasaurus

The red blood cells were found in the hind leg bones of a carnivorous dinosaur called an Aratasaurus.

Molecular Echo of Ancient Biology

Researchers identified heme, the iron-containing molecule in blood, in the fossilized cells.

Controversy Over Findings

Controversy Over Findings

Biologist Mary Schweitzer questioned if the structures are actual red blood cells due to missing nuclear bulges.

Here's the gist

Scientists found fossilized red blood cells in 115-million-year-old dinosaur bones, proving ancient molecular preservation.

Read the original on Futurism

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