Steve Koppes

Fossil flowers prove to be a fertile field

Paleontologist discovers blossoming plant diversity in 100-million-year-old specimens.

Carbon-14 dating, explained

First developed in the late 1940s at UChicago, carbon dating can determine the age of organic materials as old as 60,000 years.

The origin of life on Earth, explained

The origin of life on Earth stands as one of the great mysteries of science. Several seminal experiments have been conducted at UChicago, including the famous Miller-Urey experiment that suggested how life could form in a primordial soup.

The Fujita Scale, explained

University of Chicago meteorologist Ted Fujita devised the Fujita Scale, the internationally accepted standard for measuring tornado severity.