The mother of all disasters unleashes earthquakes, tsunamis and volcanic eruptions across the globe.

Time runs out for humanity when comets slam into Earth; Bill shows how to deflect them.

Rising temperatures and droughts cause apocalyptic dust storms that endanger Earth's food supply.

A powerful solar flare plunges Earth into darkness; Bill shows how to protect the electrical world.

Bill explains how to survive the wrath of supervolcanoes and potentially harness their power.

When a hydra storm hits, Bill shows how to mitigate and even prevent deadly hurricanes.