The past left more than bones.
A skeleton can be a cast. An old doorway can sit below the street. Organic traces can survive inside a fossil. Each fact deserves an explanation before it becomes a new history of Earth.
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EVERY THREAD STARTS SOMEWHERE.About 2.54 billion tyrannosaurs lived and museums hold one fossil per 79.4 million animals. Scarcity is what a real fossil record looks like.
Compare a living population with the recovered sample
02Each jack operator turned 2,240 full turns, one every 80.4 seconds, raising 1.59 mm a quarter turn. Buried doorways were lifted past, not flooded.
Turn the screws under the Lake Street block
0326% of incoming carbon is enough to produce an apparent 33,790 radiocarbon yr BP. The date measures what entered the bone, not when the animal died.
Reproduce the Centrosaurus carbon mixture
Museums display casts beside original dinosaur fossils, and reconstructed mounts can include modeled missing bones.
02Some old Chicago buildings sit below the surrounding street level.
03Researchers have recovered soft-tissue structures and evidence of proteins from dinosaur fossils.
Museums display casts beside original dinosaur fossils, and reconstructed mounts can include modeled missing bones.
The reproductions reveal that dinosaurs were invented.
A cast copies a fossil; it does not replace the original evidence. Collection records distinguish excavated material from reproductions, and original fossils remain available for study. The display and the specimen are different objects.
Read the full investigationSome old Chicago buildings sit below the surrounding street level.
A buried ground floor is evidence of a worldwide mudflood.
Chicago deliberately raised streets to improve drainage and accommodate sewers. Owners could raise their buildings too, but some did not. The uneven levels preserve a documented engineering project, not evidence of a global burial event.
Read the full investigationResearchers have recovered soft-tissue structures and evidence of proteins from dinosaur fossils.
Such remains mean the fossils must be recent.
Experiments show that iron can help stabilize tissue components, offering a preservation mechanism. Finding preserved organic material is a question about fossil chemistry; it does not, by itself, supply a younger age for the rock.
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