Despite its online fame, no one ever formally analysed the imprint to confirm what left it in the sidewalk—until now.

Researchers used methods from paleontology to analyze the quirky local landmark, created when a rodent of a certain size fell into wet concrete.

Scientists report that the naked mole rat’s age-defying superpower likely relates to a protein called cGAS (or cyclic ...

A rat-shaped indent on a Chicago sidewalk went viral early last year, with troves of people venturing to the hole bearing ...