This fossil site near a surprising city gives researchers and amateurs alike a window into a prehistoric world that's 309 million years old.

At the time, this area was swampy and tropical, and home to various organisms like the Illinois state fossil, the peculiar Tully monster, which has been found only here — a cigar-shaped ...

On the Illinois prairies William C. Darrah, instructor in Biology, discovered "the most perfect plant fossil over found," and in the trackless forests of the Pico del Yaque Mountains in the ...

The Pokémon Fossil Museum, set for its U.S. debut in Chicago in May 2026, will merge classic Pokémon characters with ...

A prehistoric sea monster never-before-known to man was hunting prey in North America 85 million years ago, fossils found ...

Northern Illinois doesn’t have any dinosaurs ... Most of the museum-quality Mazon fossils were found and collected by amateurs, including Holm’s parents. Schoolchildren, scout troops and ...

Northern Illinois doesn’t have any dinosaurs ... Most of the museum-quality Mazon fossils were found and collected by amateurs, including Holm’s parents. Schoolchildren, scout troops and ...

They had “very large claws on their forelimbs” and were “covered in thick hair,” the Illinois State Museum said.

A survey found that Americans think the coolest work you can do in Illinois is be a fossil expert at the Field Museum. A recent survey asked 3,000 Americans what they think the coolest job is in ...

Sixty-five miles southwest of Chicago, a small hill that looks like a prop from an Indiana Jones movie breaks up the flat, ...

rex, which is the most complete adult Tyrannosaurus rex specimen ever found. Real fossil excavation tools ... Here's how to get one in Illinois The museum was established in Tsukuba, Japan ...