Sixty-six and a half million years after a Tyrannosaurus rex walked across a muddy coastal floodplain in what is now North Dakota, a high school science teacher named Kent Hups paused over two enormous three-toed impressions in the Hell Creek Formation and recognized them for what they were. Confirmed in 2025 and published in September 2026, the five-print trackway is the first known T. rex trackway ever documented — a rare convergence of preservation, patience, and curiosity that transforms a few seconds of ancient motion into something we can finally measure. Where bones tell us what a creat