▲ Peaking
Science
The 24-hour day is not fixed but slowly stretching, and in the dinosaurs' time it was shorter: the Moon's pull is gently braking Earth's spin, so a day back then ran about 23.5 hours, and far shorter deeper in the past
Earth’s days are creeping longer as the Moon drifts away, reshaping the planet’s rhythm that once measured a 23.5‑hour day in the dinosaur era.