The world's most famous explosion may well have been the most powerful volcanic eruption in history. Trace recounts the stunning force behind the blast the wiped out an entire city almost 2,000 years ago.
Ecuador's president Rafael Correa said Saturday he will declare a state of emergency as the Cotopaxi volcano rumbled to life and prompted evacuation orders in several villages threatened by landslides.
Fire has forced more than 13,000 people to evacuate their homes in Northern California.
Fires are burning out of control in parts of California and one person has died in the effort to contain the drought-fueled blazes.
A small quake in San Francisco on Tuesday reminds that a much more damaging quake is due any day now.
Smoke from Canadian wildfires, as it turns out, created that deeper solar hue.
There are some under-appreciated, San Andreas-like faults off Los Angeles that could unleash large quakes and tsunamis. But it's nothing like Hollywood's version.
After 35 years, the scars of the Mount St. Helens volcano eruption are still clearly evident in a satellite image. Continue reading →
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