Back up to: Horizon
Horizon explains how North America could fall victim to a megathrust earthquake.
A team of leading experts build the most anatomically accurate Neanderthal for study.
The story of scientists who believe they can detect when a supertwister will strike.
The story of the Cassini-Huygens space probe and what revealed about Saturn and its moons.
Could the scientific theory that a huge meteorite finished off the dinosaurs be wrong?