Blogs & Videos: Geology

Two images, one showing the outside of a rock and the other showing the cross section, which is speckled tan, black and gold

A Breakup with Lasting Impact: Meteorites from a 470-Million-Year-Old Split

The residents of a Chicago suburb were jolted awake just before midnight on March 26, 2003—by meteorites falling through their roofs and windows. The Park Forest meteorite, named for the area at the center of the shower, fell in one of the most heavily populated areas to see meteorites in recent history.

“Scarface”: The Dachshund-sized Pre-mammal with a (Possibly) Venomous Bite

Two hundred and fifty-two million years ago, huge volcanic eruptions triggered a mass extinction bigger than the one that ended the dinosaurs, changing life on earth forever. Field Museum scientist Ken Angielczyk and his colleagues are now studying this event, the Permian-Triassic Extinction, to learn about how communities bounce back after falling apart. And one newly discovered ancient mammal relative is helping them get closer to their answers—meet “Scarface.”

Monsters Storm The Field

Invertebrate paleontologists aren’t afraid of anything, so when Collections Manager Paul Mayer was offered a chance to add hundreds of monsters to The Field’s collections, he jumped at the opportunity. The monsters in question, Tully monsters, are just a small part of the enormous donation of Thomas V. Testa’s collection of Mazon Creek fossils that The Field Museum just received from Field Associate Jack Wittry.  

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