The Earth has gone through many major events over the course of hundreds of millions of years. Some of the most significant ...

Extinction is an overwhelming concept, difficult to grasp in its enormity and finality. Thousands of species are barreling ...

When a six-mile-wide asteroid slammed into Earth 66 million years ago, it didn’t just wipe out the dinosaurs. New findings ...

As scientists wait for the asteroid to reappear, its revised trajectory is now drawing attention to another possible target: ...

Pacific Science Center will close for more than a month after Labor Day to dismantle its animatronic dinosaurs. Here’s why.

From ancient legends to modern-day coastal warnings, tsunamis have long captured human fear and fascination. But what really triggers these monstrous sea waves? Can they be predicted? And how can we ...

Asteroid 2024 YR4 has a 0.0017% chance of hitting Earth, but media reports too often ignore the unlikelihood of impact in reports of near-Earth asteroids, a Tucson astronomer says.