Here's a brain-melter for your Tuesday: A T-Rex never experienced a 365-day year. Because when dinosaurs were alive, a year had 370 days.
Why? The Earth's spin is slowing down thanks to the Moon's gravity. Back then, days were shorter—about 23.5 hours—so more of them could fit into one trip around the sun. The planet was younger, faster, and wilder. Let that sink in: the very rhythm of time itself has changed.